1225890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:323

約数の個数: 48

約数和(自身を含む): 3260088

約数和(自身を除く): 2034198

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 53, 90, 106, 159, 257, 265, 318, 477, 514, 530, 771, 795, 954, 1285, 1542, 1590, 2313, 2385, 2570, 3855, 4626, 4770, 7710, 11565, 13621, 23130, 27242, 40863, 68105, 81726, 122589, 136210, 204315, 245178, 408630, 612945, 1225890]

約数ペア:

[(1, 1225890), (2, 612945), (3, 408630), (5, 245178), (6, 204315), (9, 136210), (10, 122589), (15, 81726), (18, 68105), (30, 40863), (45, 27242), (53, 23130), (90, 13621), (106, 11565), (159, 7710), (257, 4770), (265, 4626), (318, 3855), (477, 2570), (514, 2385), (530, 2313), (771, 1590), (795, 1542), (954, 1285)]