64856895

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{3547}}^1$

素因数の和:3631

約数の個数: 32

約数和(自身を含む): 110356992

約数和(自身を除く): 45500097

約数列:

[1, 3, 5, 15, 23, 53, 69, 115, 159, 265, 345, 795, 1219, 3547, 3657, 6095, 10641, 17735, 18285, 53205, 81581, 187991, 244743, 407905, 563973, 939955, 1223715, 2819865, 4323793, 12971379, 21618965, 64856895]

約数ペア:

[(1, 64856895), (3, 21618965), (5, 12971379), (15, 4323793), (23, 2819865), (53, 1223715), (69, 939955), (115, 563973), (159, 407905), (265, 244743), (345, 187991), (795, 81581), (1219, 53205), (3547, 18285), (3657, 17735), (6095, 10641)]