284257064

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{390463}}^1$

素因数の和:390489

約数の個数: 32

約数和(自身を含む): 655979520

約数和(自身を除く): 371722456

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 390463, 780926, 1561852, 2733241, 3123704, 5076019, 5466482, 10152038, 10932964, 20304076, 21865928, 35532133, 40608152, 71064266, 142128532, 284257064]

約数ペア:

[(1, 284257064), (2, 142128532), (4, 71064266), (7, 40608152), (8, 35532133), (13, 21865928), (14, 20304076), (26, 10932964), (28, 10152038), (52, 5466482), (56, 5076019), (91, 3123704), (104, 2733241), (182, 1561852), (364, 780926), (728, 390463)]