70990647

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 119040768

約数和(自身を除く): 48050121

約数列:

[1, 3, 7, 13, 21, 39, 83, 91, 169, 241, 249, 273, 507, 581, 723, 1079, 1183, 1687, 1743, 3133, 3237, 3549, 5061, 7553, 9399, 14027, 20003, 21931, 22659, 40729, 42081, 60009, 65793, 98189, 122187, 140021, 260039, 285103, 294567, 420063, 780117, 855309, 1820273, 3380507, 5460819, 10141521, 23663549, 70990647]

約数ペア:

[(1, 70990647), (3, 23663549), (7, 10141521), (13, 5460819), (21, 3380507), (39, 1820273), (83, 855309), (91, 780117), (169, 420063), (241, 294567), (249, 285103), (273, 260039), (507, 140021), (581, 122187), (723, 98189), (1079, 65793), (1183, 60009), (1687, 42081), (1743, 40729), (3133, 22659), (3237, 21931), (3549, 20003), (5061, 14027), (7553, 9399)]