42640522

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{443}}^1$

素因数の和:630

約数の個数: 32

約数和(自身を含む): 71928000

約数和(自身を除く): 29287478

約数列:

[1, 2, 17, 19, 34, 38, 149, 298, 323, 443, 646, 886, 2533, 2831, 5066, 5662, 7531, 8417, 15062, 16834, 48127, 66007, 96254, 132014, 143089, 286178, 1122119, 1254133, 2244238, 2508266, 21320261, 42640522]

約数ペア:

[(1, 42640522), (2, 21320261), (17, 2508266), (19, 2244238), (34, 1254133), (38, 1122119), (149, 286178), (298, 143089), (323, 132014), (443, 96254), (646, 66007), (886, 48127), (2533, 16834), (2831, 15062), (5066, 8417), (5662, 7531)]