64970895

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{1453}}^1$

素因数の和:1743

約数の個数: 32

約数和(自身を含む): 113900544

約数和(自身を除く): 48929649

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 271, 813, 1355, 1453, 2981, 4065, 4359, 7265, 8943, 14905, 15983, 21795, 44715, 47949, 79915, 239745, 393763, 1181289, 1968815, 4331393, 5906445, 12994179, 21656965, 64970895]

約数ペア:

[(1, 64970895), (3, 21656965), (5, 12994179), (11, 5906445), (15, 4331393), (33, 1968815), (55, 1181289), (165, 393763), (271, 239745), (813, 79915), (1355, 47949), (1453, 44715), (2981, 21795), (4065, 15983), (4359, 14905), (7265, 8943)]