25431916

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{601}}^1$

素因数の和:825

約数の個数: 24

約数和(自身を含む): 45511200

約数和(自身を除く): 20079284

約数列:

[1, 2, 4, 71, 142, 149, 284, 298, 596, 601, 1202, 2404, 10579, 21158, 42316, 42671, 85342, 89549, 170684, 179098, 358196, 6357979, 12715958, 25431916]

約数ペア:

[(1, 25431916), (2, 12715958), (4, 6357979), (71, 358196), (142, 179098), (149, 170684), (284, 89549), (298, 85342), (596, 42671), (601, 42316), (1202, 21158), (2404, 10579)]