818702988

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{587}}^1\times {\mathrm{1637}}^1$

素因数の和:2302

約数の個数: 48

約数和(自身を含む): 1941698304

約数和(自身を除く): 1122995316

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 587, 852, 1174, 1637, 1761, 2348, 3274, 3522, 4911, 6548, 7044, 9822, 19644, 41677, 83354, 116227, 125031, 166708, 232454, 250062, 348681, 464908, 500124, 697362, 960919, 1394724, 1921838, 2882757, 3843676, 5765514, 11531028, 68225249, 136450498, 204675747, 272900996, 409351494, 818702988]

約数ペア:

[(1, 818702988), (2, 409351494), (3, 272900996), (4, 204675747), (6, 136450498), (12, 68225249), (71, 11531028), (142, 5765514), (213, 3843676), (284, 2882757), (426, 1921838), (587, 1394724), (852, 960919), (1174, 697362), (1637, 500124), (1761, 464908), (2348, 348681), (3274, 250062), (3522, 232454), (4911, 166708), (6548, 125031), (7044, 116227), (9822, 83354), (19644, 41677)]