321036616745

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1\times {\mathrm{196453}}^1$

素因数の和:197313

約数の個数: 32

約数和(自身を含む): 428791501824

約数和(自身を除く): 107754885079

約数列:

[1, 5, 13, 31, 65, 155, 403, 811, 2015, 4055, 10543, 25141, 52715, 125705, 196453, 326833, 982265, 1634165, 2553889, 6090043, 12769445, 30450215, 79170559, 159323383, 395852795, 796616915, 2071203979, 4939024873, 10356019895, 24695124365, 64207323349, 321036616745]

約数ペア:

[(1, 321036616745), (5, 64207323349), (13, 24695124365), (31, 10356019895), (65, 4939024873), (155, 2071203979), (403, 796616915), (811, 395852795), (2015, 159323383), (4055, 79170559), (10543, 30450215), (25141, 12769445), (52715, 6090043), (125705, 2553889), (196453, 1634165), (326833, 982265)]