91221375

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:134

約数の個数: 128

約数和(自身を含む): 191692800

約数和(自身を除く): 100471425

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 31, 35, 57, 59, 75, 93, 95, 105, 125, 133, 155, 175, 177, 217, 285, 295, 375, 399, 413, 465, 475, 525, 589, 651, 665, 775, 875, 885, 1085, 1121, 1239, 1425, 1475, 1767, 1829, 1995, 2065, 2325, 2375, 2625, 2945, 3255, 3325, 3363, 3875, 4123, 4425, 5425, 5487, 5605, 6195, 7125, 7375, 7847, 8835, 9145, 9975, 10325, 11625, 12369, 12803, 14725, 16275, 16625, 16815, 20615, 22125, 23541, 27125, 27435, 28025, 30975, 34751, 38409, 39235, 44175, 45725, 49875, 51625, 61845, 64015, 73625, 81375, 84075, 103075, 104253, 117705, 137175, 140125, 154875, 173755, 192045, 196175, 220875, 228625, 243257, 309225, 320075, 420375, 515375, 521265, 588525, 685875, 729771, 868775, 960225, 980875, 1216285, 1546125, 1600375, 2606325, 2942625, 3648855, 4343875, 4801125, 6081425, 13031625, 18244275, 30407125, 91221375]

約数ペア:

[(1, 91221375), (3, 30407125), (5, 18244275), (7, 13031625), (15, 6081425), (19, 4801125), (21, 4343875), (25, 3648855), (31, 2942625), (35, 2606325), (57, 1600375), (59, 1546125), (75, 1216285), (93, 980875), (95, 960225), (105, 868775), (125, 729771), (133, 685875), (155, 588525), (175, 521265), (177, 515375), (217, 420375), (285, 320075), (295, 309225), (375, 243257), (399, 228625), (413, 220875), (465, 196175), (475, 192045), (525, 173755), (589, 154875), (651, 140125), (665, 137175), (775, 117705), (875, 104253), (885, 103075), (1085, 84075), (1121, 81375), (1239, 73625), (1425, 64015), (1475, 61845), (1767, 51625), (1829, 49875), (1995, 45725), (2065, 44175), (2325, 39235), (2375, 38409), (2625, 34751), (2945, 30975), (3255, 28025), (3325, 27435), (3363, 27125), (3875, 23541), (4123, 22125), (4425, 20615), (5425, 16815), (5487, 16625), (5605, 16275), (6195, 14725), (7125, 12803), (7375, 12369), (7847, 11625), (8835, 10325), (9145, 9975)]