131979852

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1229}}^1$

素因数の和:1415

約数の個数: 72

約数和(自身を含む): 353698800

約数和(自身を除く): 221718948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 157, 171, 228, 314, 342, 471, 628, 684, 942, 1229, 1413, 1884, 2458, 2826, 2983, 3687, 4916, 5652, 5966, 7374, 8949, 11061, 11932, 14748, 17898, 22122, 23351, 26847, 35796, 44244, 46702, 53694, 70053, 93404, 107388, 140106, 192953, 210159, 280212, 385906, 420318, 578859, 771812, 840636, 1157718, 1736577, 2315436, 3473154, 3666107, 6946308, 7332214, 10998321, 14664428, 21996642, 32994963, 43993284, 65989926, 131979852]

約数ペア:

[(1, 131979852), (2, 65989926), (3, 43993284), (4, 32994963), (6, 21996642), (9, 14664428), (12, 10998321), (18, 7332214), (19, 6946308), (36, 3666107), (38, 3473154), (57, 2315436), (76, 1736577), (114, 1157718), (157, 840636), (171, 771812), (228, 578859), (314, 420318), (342, 385906), (471, 280212), (628, 210159), (684, 192953), (942, 140106), (1229, 107388), (1413, 93404), (1884, 70053), (2458, 53694), (2826, 46702), (2983, 44244), (3687, 35796), (4916, 26847), (5652, 23351), (5966, 22122), (7374, 17898), (8949, 14748), (11061, 11932)]