28411604

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 55777680

約数和(自身を除く): 27366076

約数列:

[1, 2, 4, 13, 26, 52, 53, 61, 106, 122, 169, 212, 244, 338, 676, 689, 793, 1378, 1586, 2197, 2756, 3172, 3233, 4394, 6466, 8788, 8957, 10309, 12932, 17914, 20618, 35828, 41236, 42029, 84058, 116441, 134017, 168116, 232882, 268034, 465764, 536068, 546377, 1092754, 2185508, 7102901, 14205802, 28411604]

約数ペア:

[(1, 28411604), (2, 14205802), (4, 7102901), (13, 2185508), (26, 1092754), (52, 546377), (53, 536068), (61, 465764), (106, 268034), (122, 232882), (169, 168116), (212, 134017), (244, 116441), (338, 84058), (676, 42029), (689, 41236), (793, 35828), (1378, 20618), (1586, 17914), (2197, 12932), (2756, 10309), (3172, 8957), (3233, 8788), (4394, 6466)]