2787330

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1021}}^1$

素因数の和:1051

約数の個数: 64

約数和(自身を含む): 8241408

約数和(自身を除く): 5454078

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1021, 1365, 2042, 2730, 3063, 5105, 6126, 7147, 10210, 13273, 14294, 15315, 21441, 26546, 30630, 35735, 39819, 42882, 66365, 71470, 79638, 92911, 107205, 132730, 185822, 199095, 214410, 278733, 398190, 464555, 557466, 929110, 1393665, 2787330]

約数ペア:

[(1, 2787330), (2, 1393665), (3, 929110), (5, 557466), (6, 464555), (7, 398190), (10, 278733), (13, 214410), (14, 199095), (15, 185822), (21, 132730), (26, 107205), (30, 92911), (35, 79638), (39, 71470), (42, 66365), (65, 42882), (70, 39819), (78, 35735), (91, 30630), (105, 26546), (130, 21441), (182, 15315), (195, 14294), (210, 13273), (273, 10210), (390, 7147), (455, 6126), (546, 5105), (910, 3063), (1021, 2730), (1365, 2042)]