47447790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{121661}}^1$

素因数の和:121684

約数の個数: 32

約数和(自身を含む): 122635296

約数和(自身を除く): 75187506

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 121661, 243322, 364983, 608305, 729966, 1216610, 1581593, 1824915, 3163186, 3649830, 4744779, 7907965, 9489558, 15815930, 23723895, 47447790]

約数ペア:

[(1, 47447790), (2, 23723895), (3, 15815930), (5, 9489558), (6, 7907965), (10, 4744779), (13, 3649830), (15, 3163186), (26, 1824915), (30, 1581593), (39, 1216610), (65, 729966), (78, 608305), (130, 364983), (195, 243322), (390, 121661)]