40253418

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{397}}^1$

素因数の和:579

約数の個数: 48

約数和(自身を含む): 90151776

約数和(自身を除く): 49898358

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 131, 258, 262, 387, 393, 397, 774, 786, 794, 1179, 1191, 2358, 2382, 3573, 5633, 7146, 11266, 16899, 17071, 33798, 34142, 50697, 51213, 52007, 101394, 102426, 104014, 153639, 156021, 307278, 312042, 468063, 936126, 2236301, 4472602, 6708903, 13417806, 20126709, 40253418]

約数ペア:

[(1, 40253418), (2, 20126709), (3, 13417806), (6, 6708903), (9, 4472602), (18, 2236301), (43, 936126), (86, 468063), (129, 312042), (131, 307278), (258, 156021), (262, 153639), (387, 104014), (393, 102426), (397, 101394), (774, 52007), (786, 51213), (794, 50697), (1179, 34142), (1191, 33798), (2358, 17071), (2382, 16899), (3573, 11266), (5633, 7146)]