131621308

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{863}}^1$

素因数の和:1306

約数の個数: 48

約数和(自身を含む): 284497920

約数和(自身を除く): 152876612

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 419, 838, 863, 1676, 1726, 2933, 3452, 5447, 5866, 6041, 10894, 11219, 11732, 12082, 21788, 22438, 24164, 38129, 44876, 76258, 78533, 152516, 157066, 314132, 361597, 723194, 1446388, 2531179, 4700761, 5062358, 9401522, 10124716, 18803044, 32905327, 65810654, 131621308]

約数ペア:

[(1, 131621308), (2, 65810654), (4, 32905327), (7, 18803044), (13, 10124716), (14, 9401522), (26, 5062358), (28, 4700761), (52, 2531179), (91, 1446388), (182, 723194), (364, 361597), (419, 314132), (838, 157066), (863, 152516), (1676, 78533), (1726, 76258), (2933, 44876), (3452, 38129), (5447, 24164), (5866, 22438), (6041, 21788), (10894, 12082), (11219, 11732)]