217359152

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{3257}}^1$

素因数の和:3405

約数の個数: 40

約数和(自身を含む): 435503376

約数和(自身を除く): 218144224

約数列:

[1, 2, 4, 8, 16, 43, 86, 97, 172, 194, 344, 388, 688, 776, 1552, 3257, 4171, 6514, 8342, 13028, 16684, 26056, 33368, 52112, 66736, 140051, 280102, 315929, 560204, 631858, 1120408, 1263716, 2240816, 2527432, 5054864, 13584947, 27169894, 54339788, 108679576, 217359152]

約数ペア:

[(1, 217359152), (2, 108679576), (4, 54339788), (8, 27169894), (16, 13584947), (43, 5054864), (86, 2527432), (97, 2240816), (172, 1263716), (194, 1120408), (344, 631858), (388, 560204), (688, 315929), (776, 280102), (1552, 140051), (3257, 66736), (4171, 52112), (6514, 33368), (8342, 26056), (13028, 16684)]