64189095

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1\times {\mathrm{307}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 105380352

約数和(自身を除く): 41191257

約数列:

[1, 3, 5, 15, 53, 159, 263, 265, 307, 789, 795, 921, 1315, 1535, 3945, 4605, 13939, 16271, 41817, 48813, 69695, 80741, 81355, 209085, 242223, 244065, 403705, 1211115, 4279273, 12837819, 21396365, 64189095]

約数ペア:

[(1, 64189095), (3, 21396365), (5, 12837819), (15, 4279273), (53, 1211115), (159, 403705), (263, 244065), (265, 242223), (307, 209085), (789, 81355), (795, 80741), (921, 69695), (1315, 48813), (1535, 41817), (3945, 16271), (4605, 13939)]