388707777212

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{571}}^1\times {\mathrm{17939}}^1$

素因数の和:18746

約数の個数: 48

約数和(自身を含む): 698204707200

約数和(自身を除く): 309496929988

約数列:

[1, 2, 4, 53, 106, 179, 212, 358, 571, 716, 1142, 2284, 9487, 17939, 18974, 30263, 35878, 37948, 60526, 71756, 102209, 121052, 204418, 408836, 950767, 1901534, 3211081, 3803068, 5417077, 6422162, 10243169, 10834154, 12844324, 20486338, 21668308, 40972676, 170187293, 340374586, 542887957, 680749172, 1085775914, 1833527251, 2171551828, 3667054502, 7334109004, 97176944303, 194353888606, 388707777212]

約数ペア:

[(1, 388707777212), (2, 194353888606), (4, 97176944303), (53, 7334109004), (106, 3667054502), (179, 2171551828), (212, 1833527251), (358, 1085775914), (571, 680749172), (716, 542887957), (1142, 340374586), (2284, 170187293), (9487, 40972676), (17939, 21668308), (18974, 20486338), (30263, 12844324), (35878, 10834154), (37948, 10243169), (60526, 6422162), (71756, 5417077), (102209, 3803068), (121052, 3211081), (204418, 1901534), (408836, 950767)]