42640821405

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1487557}}^1$

素因数の和:1487595

約数の個数: 72

約数和(自身を含む): 92591560152

約数和(自身を除く): 49950738747

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 49, 63, 65, 91, 105, 117, 147, 195, 245, 273, 315, 441, 455, 585, 637, 735, 819, 1365, 1911, 2205, 3185, 4095, 5733, 9555, 28665, 1487557, 4462671, 7437785, 10412899, 13388013, 19338241, 22313355, 31238697, 52064495, 58014723, 66940065, 72890293, 93716091, 96691205, 135367687, 156193485, 174044169, 218670879, 290073615, 364451465, 406103061, 468580455, 656012637, 676838435, 870220845, 947573809, 1093354395, 1218309183, 2030515305, 2842721427, 3280063185, 4737869045, 6091545915, 8528164281, 14213607135, 42640821405]

約数ペア:

[(1, 42640821405), (3, 14213607135), (5, 8528164281), (7, 6091545915), (9, 4737869045), (13, 3280063185), (15, 2842721427), (21, 2030515305), (35, 1218309183), (39, 1093354395), (45, 947573809), (49, 870220845), (63, 676838435), (65, 656012637), (91, 468580455), (105, 406103061), (117, 364451465), (147, 290073615), (195, 218670879), (245, 174044169), (273, 156193485), (315, 135367687), (441, 96691205), (455, 93716091), (585, 72890293), (637, 66940065), (735, 58014723), (819, 52064495), (1365, 31238697), (1911, 22313355), (2205, 19338241), (3185, 13388013), (4095, 10412899), (5733, 7437785), (9555, 4462671), (28665, 1487557)]