155622015

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{397}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 280141056

約数和(自身を除く): 124519041

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 281, 397, 465, 843, 1191, 1395, 1405, 1985, 2529, 3573, 4215, 5955, 8711, 12307, 12645, 17865, 26133, 36921, 43555, 61535, 78399, 110763, 111557, 130665, 184605, 334671, 391995, 553815, 557785, 1004013, 1673355, 3458267, 5020065, 10374801, 17291335, 31124403, 51874005, 155622015]

約数ペア:

[(1, 155622015), (3, 51874005), (5, 31124403), (9, 17291335), (15, 10374801), (31, 5020065), (45, 3458267), (93, 1673355), (155, 1004013), (279, 557785), (281, 553815), (397, 391995), (465, 334671), (843, 184605), (1191, 130665), (1395, 111557), (1405, 110763), (1985, 78399), (2529, 61535), (3573, 43555), (4215, 36921), (5955, 26133), (8711, 17865), (12307, 12645)]