631125603

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{229}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 981676800

約数和(自身を除く): 350551197

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 227, 229, 639, 681, 687, 1349, 2043, 2061, 4047, 4313, 4351, 12141, 12939, 13053, 16117, 16259, 38817, 39159, 48351, 48777, 51983, 145053, 146331, 155949, 306223, 308921, 467847, 918669, 926763, 987677, 2756007, 2780289, 2963031, 3690793, 8889093, 11072379, 33217137, 70125067, 210375201, 631125603]

約数ペア:

[(1, 631125603), (3, 210375201), (9, 70125067), (19, 33217137), (57, 11072379), (71, 8889093), (171, 3690793), (213, 2963031), (227, 2780289), (229, 2756007), (639, 987677), (681, 926763), (687, 918669), (1349, 467847), (2043, 308921), (2061, 306223), (4047, 155949), (4313, 146331), (4351, 145053), (12141, 51983), (12939, 48777), (13053, 48351), (16117, 39159), (16259, 38817)]