29218275

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 55710720

約数和(自身を除く): 26492445

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 59, 71, 75, 93, 155, 177, 213, 225, 279, 295, 355, 465, 531, 639, 775, 885, 1065, 1395, 1475, 1775, 1829, 2201, 2325, 2655, 3195, 4189, 4425, 5325, 5487, 6603, 6975, 9145, 11005, 12567, 13275, 15975, 16461, 19809, 20945, 27435, 33015, 37701, 45725, 55025, 62835, 82305, 99045, 104725, 129859, 137175, 165075, 188505, 314175, 389577, 411525, 495225, 649295, 942525, 1168731, 1947885, 3246475, 5843655, 9739425, 29218275]

約数ペア:

[(1, 29218275), (3, 9739425), (5, 5843655), (9, 3246475), (15, 1947885), (25, 1168731), (31, 942525), (45, 649295), (59, 495225), (71, 411525), (75, 389577), (93, 314175), (155, 188505), (177, 165075), (213, 137175), (225, 129859), (279, 104725), (295, 99045), (355, 82305), (465, 62835), (531, 55025), (639, 45725), (775, 37701), (885, 33015), (1065, 27435), (1395, 20945), (1475, 19809), (1775, 16461), (1829, 15975), (2201, 13275), (2325, 12567), (2655, 11005), (3195, 9145), (4189, 6975), (4425, 6603), (5325, 5487)]