39957225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:96

約数の個数: 144

約数和(自身を含む): 90244224

約数和(自身を除く): 50286999

約数列:

[1, 3, 5, 7, 11, 15, 17, 21, 25, 33, 35, 37, 51, 55, 75, 77, 85, 105, 111, 119, 121, 165, 175, 185, 187, 231, 255, 259, 275, 357, 363, 385, 407, 425, 525, 555, 561, 595, 605, 629, 777, 825, 847, 925, 935, 1155, 1221, 1275, 1295, 1309, 1785, 1815, 1887, 1925, 2035, 2057, 2541, 2775, 2805, 2849, 2975, 3025, 3145, 3885, 3927, 4235, 4403, 4477, 4675, 5775, 6105, 6171, 6475, 6545, 6919, 8547, 8925, 9075, 9435, 10175, 10285, 12705, 13209, 13431, 14025, 14245, 14399, 15725, 19425, 19635, 20757, 21175, 22015, 22385, 30525, 30855, 31339, 32725, 34595, 42735, 43197, 47175, 48433, 51425, 63525, 66045, 67155, 71225, 71995, 76109, 94017, 98175, 103785, 110075, 111925, 145299, 154275, 156695, 172975, 213675, 215985, 228327, 242165, 330225, 335775, 359975, 380545, 470085, 518925, 532763, 726495, 783475, 1079925, 1141635, 1210825, 1598289, 1902725, 2350425, 2663815, 3632475, 5708175, 7991445, 13319075, 39957225]

約数ペア:

[(1, 39957225), (3, 13319075), (5, 7991445), (7, 5708175), (11, 3632475), (15, 2663815), (17, 2350425), (21, 1902725), (25, 1598289), (33, 1210825), (35, 1141635), (37, 1079925), (51, 783475), (55, 726495), (75, 532763), (77, 518925), (85, 470085), (105, 380545), (111, 359975), (119, 335775), (121, 330225), (165, 242165), (175, 228327), (185, 215985), (187, 213675), (231, 172975), (255, 156695), (259, 154275), (275, 145299), (357, 111925), (363, 110075), (385, 103785), (407, 98175), (425, 94017), (525, 76109), (555, 71995), (561, 71225), (595, 67155), (605, 66045), (629, 63525), (777, 51425), (825, 48433), (847, 47175), (925, 43197), (935, 42735), (1155, 34595), (1221, 32725), (1275, 31339), (1295, 30855), (1309, 30525), (1785, 22385), (1815, 22015), (1887, 21175), (1925, 20757), (2035, 19635), (2057, 19425), (2541, 15725), (2775, 14399), (2805, 14245), (2849, 14025), (2975, 13431), (3025, 13209), (3145, 12705), (3885, 10285), (3927, 10175), (4235, 9435), (4403, 9075), (4477, 8925), (4675, 8547), (5775, 6919), (6105, 6545), (6171, 6475)]