23721417

素因数分解:

$3^5\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:160

約数の個数: 48

約数和(自身を含む): 38019072

約数和(自身を除く): 14297655

約数列:

[1, 3, 9, 27, 31, 47, 67, 81, 93, 141, 201, 243, 279, 423, 603, 837, 1269, 1457, 1809, 2077, 2511, 3149, 3807, 4371, 5427, 6231, 7533, 9447, 11421, 13113, 16281, 18693, 28341, 39339, 56079, 85023, 97619, 118017, 168237, 255069, 292857, 354051, 504711, 765207, 878571, 2635713, 7907139, 23721417]

約数ペア:

[(1, 23721417), (3, 7907139), (9, 2635713), (27, 878571), (31, 765207), (47, 504711), (67, 354051), (81, 292857), (93, 255069), (141, 168237), (201, 118017), (243, 97619), (279, 85023), (423, 56079), (603, 39339), (837, 28341), (1269, 18693), (1457, 16281), (1809, 13113), (2077, 11421), (2511, 9447), (3149, 7533), (3807, 6231), (4371, 5427)]