130718205

素因数分解:

$3^5\times 5^1\times {\mathrm{271}}^1\times {\mathrm{397}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 236431104

約数和(自身を除く): 105712899

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 271, 397, 405, 813, 1191, 1215, 1355, 1985, 2439, 3573, 4065, 5955, 7317, 10719, 12195, 17865, 21951, 32157, 36585, 53595, 65853, 96471, 107587, 109755, 160785, 322761, 329265, 482355, 537935, 968283, 1613805, 2904849, 4841415, 8714547, 14524245, 26143641, 43572735, 130718205]

約数ペア:

[(1, 130718205), (3, 43572735), (5, 26143641), (9, 14524245), (15, 8714547), (27, 4841415), (45, 2904849), (81, 1613805), (135, 968283), (243, 537935), (271, 482355), (397, 329265), (405, 322761), (813, 160785), (1191, 109755), (1215, 107587), (1355, 96471), (1985, 65853), (2439, 53595), (3573, 36585), (4065, 32157), (5955, 21951), (7317, 17865), (10719, 12195)]