12437425

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:119

約数の個数: 72

約数和(自身を含む): 21373632

約数和(自身を除く): 8936207

約数列:

[1, 5, 7, 11, 13, 25, 35, 49, 55, 65, 71, 77, 91, 143, 175, 245, 275, 325, 355, 385, 455, 497, 539, 637, 715, 781, 923, 1001, 1225, 1775, 1925, 2275, 2485, 2695, 3185, 3479, 3575, 3905, 4615, 5005, 5467, 6461, 7007, 10153, 12425, 13475, 15925, 17395, 19525, 23075, 25025, 27335, 32305, 35035, 38269, 45227, 50765, 71071, 86975, 136675, 161525, 175175, 191345, 226135, 253825, 355355, 497497, 956725, 1130675, 1776775, 2487485, 12437425]

約数ペア:

[(1, 12437425), (5, 2487485), (7, 1776775), (11, 1130675), (13, 956725), (25, 497497), (35, 355355), (49, 253825), (55, 226135), (65, 191345), (71, 175175), (77, 161525), (91, 136675), (143, 86975), (175, 71071), (245, 50765), (275, 45227), (325, 38269), (355, 35035), (385, 32305), (455, 27335), (497, 25025), (539, 23075), (637, 19525), (715, 17395), (781, 15925), (923, 13475), (1001, 12425), (1225, 10153), (1775, 7007), (1925, 6461), (2275, 5467), (2485, 5005), (2695, 4615), (3185, 3905), (3479, 3575)]