321102145

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{557}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 486250128

約数和(自身を除く): 165147983

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 181, 245, 455, 557, 637, 905, 1267, 2353, 2785, 3185, 3899, 6335, 7241, 8869, 11765, 16471, 19495, 27293, 36205, 44345, 50687, 82355, 100817, 115297, 136465, 253435, 354809, 504085, 576485, 705719, 1310621, 1774045, 3528595, 4940033, 6553105, 9174347, 24700165, 45871735, 64220429, 321102145]

約数ペア:

[(1, 321102145), (5, 64220429), (7, 45871735), (13, 24700165), (35, 9174347), (49, 6553105), (65, 4940033), (91, 3528595), (181, 1774045), (245, 1310621), (455, 705719), (557, 576485), (637, 504085), (905, 354809), (1267, 253435), (2353, 136465), (2785, 115297), (3185, 100817), (3899, 82355), (6335, 50687), (7241, 44345), (8869, 36205), (11765, 27293), (16471, 19495)]