312154995

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1\times {\mathrm{877}}^1$

素因数の和:1335

約数の個数: 32

約数和(自身を含む): 509520960

約数和(自身を除く): 197365965

約数列:

[1, 3, 5, 15, 61, 183, 305, 389, 877, 915, 1167, 1945, 2631, 4385, 5835, 13155, 23729, 53497, 71187, 118645, 160491, 267485, 341153, 355935, 802455, 1023459, 1705765, 5117295, 20810333, 62430999, 104051665, 312154995]

約数ペア:

[(1, 312154995), (3, 104051665), (5, 62430999), (15, 20810333), (61, 5117295), (183, 1705765), (305, 1023459), (389, 802455), (877, 355935), (915, 341153), (1167, 267485), (1945, 160491), (2631, 118645), (4385, 71187), (5835, 53497), (13155, 23729)]