393347864

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{4957}}^1$

素因数の和:5092

約数の個数: 64

約数和(自身を含む): 916238400

約数和(自身を除く): 522890536

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 109, 182, 218, 364, 436, 728, 763, 872, 1417, 1526, 2834, 3052, 4957, 5668, 6104, 9914, 9919, 11336, 19828, 19838, 34699, 39656, 39676, 64441, 69398, 79352, 128882, 138796, 257764, 277592, 451087, 515528, 540313, 902174, 1080626, 1804348, 2161252, 3608696, 3782191, 4322504, 7024069, 7564382, 14048138, 15128764, 28096276, 30257528, 49168483, 56192552, 98336966, 196673932, 393347864]

約数ペア:

[(1, 393347864), (2, 196673932), (4, 98336966), (7, 56192552), (8, 49168483), (13, 30257528), (14, 28096276), (26, 15128764), (28, 14048138), (52, 7564382), (56, 7024069), (91, 4322504), (104, 3782191), (109, 3608696), (182, 2161252), (218, 1804348), (364, 1080626), (436, 902174), (728, 540313), (763, 515528), (872, 451087), (1417, 277592), (1526, 257764), (2834, 138796), (3052, 128882), (4957, 79352), (5668, 69398), (6104, 64441), (9914, 39676), (9919, 39656), (11336, 34699), (19828, 19838)]