38963925

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 94243968

約数和(自身を除く): 55280043

約数列:

[1, 3, 5, 7, 9, 11, 13, 15, 21, 25, 33, 35, 39, 45, 55, 63, 65, 75, 77, 91, 99, 105, 117, 143, 165, 173, 175, 195, 225, 231, 273, 275, 315, 325, 385, 429, 455, 495, 519, 525, 585, 693, 715, 819, 825, 865, 975, 1001, 1155, 1211, 1287, 1365, 1557, 1575, 1903, 1925, 2145, 2249, 2275, 2475, 2595, 2925, 3003, 3465, 3575, 3633, 4095, 4325, 5005, 5709, 5775, 6055, 6435, 6747, 6825, 7785, 9009, 9515, 10725, 10899, 11245, 12975, 13321, 15015, 15743, 17127, 17325, 18165, 20241, 20475, 24739, 25025, 28545, 30275, 32175, 33735, 38925, 39963, 45045, 47229, 47575, 54495, 56225, 66605, 74217, 75075, 78715, 85635, 90825, 101205, 119889, 123695, 141687, 142725, 168675, 173173, 199815, 222651, 225225, 236145, 272475, 333025, 371085, 393575, 428175, 506025, 519519, 599445, 618475, 708435, 865865, 999075, 1113255, 1180725, 1558557, 1855425, 2597595, 2997225, 3542175, 4329325, 5566275, 7792785, 12987975, 38963925]

約数ペア:

[(1, 38963925), (3, 12987975), (5, 7792785), (7, 5566275), (9, 4329325), (11, 3542175), (13, 2997225), (15, 2597595), (21, 1855425), (25, 1558557), (33, 1180725), (35, 1113255), (39, 999075), (45, 865865), (55, 708435), (63, 618475), (65, 599445), (75, 519519), (77, 506025), (91, 428175), (99, 393575), (105, 371085), (117, 333025), (143, 272475), (165, 236145), (173, 225225), (175, 222651), (195, 199815), (225, 173173), (231, 168675), (273, 142725), (275, 141687), (315, 123695), (325, 119889), (385, 101205), (429, 90825), (455, 85635), (495, 78715), (519, 75075), (525, 74217), (585, 66605), (693, 56225), (715, 54495), (819, 47575), (825, 47229), (865, 45045), (975, 39963), (1001, 38925), (1155, 33735), (1211, 32175), (1287, 30275), (1365, 28545), (1557, 25025), (1575, 24739), (1903, 20475), (1925, 20241), (2145, 18165), (2249, 17325), (2275, 17127), (2475, 15743), (2595, 15015), (2925, 13321), (3003, 12975), (3465, 11245), (3575, 10899), (3633, 10725), (4095, 9515), (4325, 9009), (5005, 7785), (5709, 6825), (5775, 6747), (6055, 6435)]