71627115

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 136276992

約数和(自身を除く): 64649877

約数列:

[1, 3, 5, 7, 15, 21, 35, 53, 61, 105, 159, 183, 211, 265, 305, 371, 427, 633, 795, 915, 1055, 1113, 1281, 1477, 1855, 2135, 3165, 3233, 4431, 5565, 6405, 7385, 9699, 11183, 12871, 16165, 22155, 22631, 33549, 38613, 48495, 55915, 64355, 67893, 78281, 90097, 113155, 167745, 193065, 234843, 270291, 339465, 391405, 450485, 682163, 1174215, 1351455, 2046489, 3410815, 4775141, 10232445, 14325423, 23875705, 71627115]

約数ペア:

[(1, 71627115), (3, 23875705), (5, 14325423), (7, 10232445), (15, 4775141), (21, 3410815), (35, 2046489), (53, 1351455), (61, 1174215), (105, 682163), (159, 450485), (183, 391405), (211, 339465), (265, 270291), (305, 234843), (371, 193065), (427, 167745), (633, 113155), (795, 90097), (915, 78281), (1055, 67893), (1113, 64355), (1281, 55915), (1477, 48495), (1855, 38613), (2135, 33549), (3165, 22631), (3233, 22155), (4431, 16165), (5565, 12871), (6405, 11183), (7385, 9699)]