159642015

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:384

約数の個数: 64

約数和(自身を含む): 286218240

約数和(自身を除く): 126576225

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 79, 129, 195, 215, 237, 241, 395, 559, 645, 723, 1027, 1185, 1205, 1677, 2795, 3081, 3133, 3397, 3615, 5135, 8385, 9399, 10191, 10363, 15405, 15665, 16985, 19039, 31089, 44161, 46995, 50955, 51815, 57117, 95195, 132483, 134719, 155445, 220805, 247507, 285585, 404157, 662415, 673595, 742521, 818677, 1237535, 2020785, 2456031, 3712605, 4093385, 10642801, 12280155, 31928403, 53214005, 159642015]

約数ペア:

[(1, 159642015), (3, 53214005), (5, 31928403), (13, 12280155), (15, 10642801), (39, 4093385), (43, 3712605), (65, 2456031), (79, 2020785), (129, 1237535), (195, 818677), (215, 742521), (237, 673595), (241, 662415), (395, 404157), (559, 285585), (645, 247507), (723, 220805), (1027, 155445), (1185, 134719), (1205, 132483), (1677, 95195), (2795, 57117), (3081, 51815), (3133, 50955), (3397, 46995), (3615, 44161), (5135, 31089), (8385, 19039), (9399, 16985), (10191, 15665), (10363, 15405)]