256543271445

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{10223}}^1\times {\mathrm{57689}}^1$

素因数の和:67949

約数の個数: 32

約数和(自身を含む): 424672243200

約数和(自身を除く): 168128971755

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 10223, 30669, 51115, 57689, 153345, 173067, 288445, 296467, 865335, 889401, 1482335, 1672981, 4447005, 5018943, 8364905, 25094715, 589754647, 1769263941, 2948773235, 8846319705, 17102884763, 51308654289, 85514423815, 256543271445]

約数ペア:

[(1, 256543271445), (3, 85514423815), (5, 51308654289), (15, 17102884763), (29, 8846319705), (87, 2948773235), (145, 1769263941), (435, 589754647), (10223, 25094715), (30669, 8364905), (51115, 5018943), (57689, 4447005), (153345, 1672981), (173067, 1482335), (288445, 889401), (296467, 865335)]