64973235

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{4177}}^1$

素因数の和:4263

約数の個数: 32

約数和(自身を含む): 111903552

約数和(自身を除く): 46930317

約数列:

[1, 3, 5, 15, 17, 51, 61, 85, 183, 255, 305, 915, 1037, 3111, 4177, 5185, 12531, 15555, 20885, 62655, 71009, 213027, 254797, 355045, 764391, 1065135, 1273985, 3821955, 4331549, 12994647, 21657745, 64973235]

約数ペア:

[(1, 64973235), (3, 21657745), (5, 12994647), (15, 4331549), (17, 3821955), (51, 1273985), (61, 1065135), (85, 764391), (183, 355045), (255, 254797), (305, 213027), (915, 71009), (1037, 62655), (3111, 20885), (4177, 15555), (5185, 12531)]