213723315

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:373

約数の個数: 72

約数和(自身を含む): 405952560

約数和(自身を除く): 192229245

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 157, 169, 179, 195, 471, 507, 537, 585, 785, 845, 895, 1413, 1521, 1611, 2041, 2327, 2355, 2535, 2685, 6123, 6981, 7065, 7605, 8055, 10205, 11635, 18369, 20943, 26533, 28103, 30251, 30615, 34905, 79599, 84309, 90753, 91845, 104715, 132665, 140515, 151255, 238797, 252927, 272259, 365339, 397995, 421545, 453765, 1096017, 1193985, 1264635, 1361295, 1826695, 3288051, 4749407, 5480085, 14248221, 16440255, 23747035, 42744663, 71241105, 213723315]

約数ペア:

[(1, 213723315), (3, 71241105), (5, 42744663), (9, 23747035), (13, 16440255), (15, 14248221), (39, 5480085), (45, 4749407), (65, 3288051), (117, 1826695), (157, 1361295), (169, 1264635), (179, 1193985), (195, 1096017), (471, 453765), (507, 421545), (537, 397995), (585, 365339), (785, 272259), (845, 252927), (895, 238797), (1413, 151255), (1521, 140515), (1611, 132665), (2041, 104715), (2327, 91845), (2355, 90753), (2535, 84309), (2685, 79599), (6123, 34905), (6981, 30615), (7065, 30251), (7605, 28103), (8055, 26533), (10205, 20943), (11635, 18369)]