64480395

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{32321}}^1$

素因数の和:32355

約数の個数: 32

約数和(自身を含む): 124116480

約数和(自身を除く): 59636085

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 32321, 96963, 161605, 226247, 484815, 614099, 678741, 1131235, 1842297, 3070495, 3393705, 4298693, 9211485, 12896079, 21493465, 64480395]

約数ペア:

[(1, 64480395), (3, 21493465), (5, 12896079), (7, 9211485), (15, 4298693), (19, 3393705), (21, 3070495), (35, 1842297), (57, 1131235), (95, 678741), (105, 614099), (133, 484815), (285, 226247), (399, 161605), (665, 96963), (1995, 32321)]