64745655

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{607}}^1$

素因数の和:1175

約数の個数: 32

約数和(自身を含む): 111949824

約数和(自身を除く): 47204169

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 547, 607, 1641, 1821, 2735, 3035, 7111, 7891, 8205, 9105, 21333, 23673, 35555, 39455, 106665, 118365, 332029, 996087, 1660145, 4316377, 4980435, 12949131, 21581885, 64745655]

約数ペア:

[(1, 64745655), (3, 21581885), (5, 12949131), (13, 4980435), (15, 4316377), (39, 1660145), (65, 996087), (195, 332029), (547, 118365), (607, 106665), (1641, 39455), (1821, 35555), (2735, 23673), (3035, 21333), (7111, 9105), (7891, 8205)]