15721691324

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{97}}^1\times {\mathrm{140207}}^1$

素因数の和:140342

約数の個数: 36

約数和(自身を含む): 29528085216

約数和(自身を除く): 13806393892

約数列:

[1, 2, 4, 17, 34, 68, 97, 194, 289, 388, 578, 1156, 1649, 3298, 6596, 28033, 56066, 112132, 140207, 280414, 560828, 2383519, 4767038, 9534076, 13600079, 27200158, 40519823, 54400316, 81039646, 162079292, 231201343, 462402686, 924805372, 3930422831, 7860845662, 15721691324]

約数ペア:

[(1, 15721691324), (2, 7860845662), (4, 3930422831), (17, 924805372), (34, 462402686), (68, 231201343), (97, 162079292), (194, 81039646), (289, 54400316), (388, 40519823), (578, 27200158), (1156, 13600079), (1649, 9534076), (3298, 4767038), (6596, 2383519), (28033, 560828), (56066, 280414), (112132, 140207)]