218361885

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{12917}}^1$

素因数の和:12962

約数の個数: 48

約数和(自身を含む): 424123776

約数和(自身を除く): 205761891

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 49, 69, 105, 115, 147, 161, 245, 345, 483, 735, 805, 1127, 2415, 3381, 5635, 12917, 16905, 38751, 64585, 90419, 193755, 271257, 297091, 452095, 632933, 891273, 1356285, 1485455, 1898799, 2079637, 3164665, 4456365, 6238911, 9493995, 10398185, 14557459, 31194555, 43672377, 72787295, 218361885]

約数ペア:

[(1, 218361885), (3, 72787295), (5, 43672377), (7, 31194555), (15, 14557459), (21, 10398185), (23, 9493995), (35, 6238911), (49, 4456365), (69, 3164665), (105, 2079637), (115, 1898799), (147, 1485455), (161, 1356285), (245, 891273), (345, 632933), (483, 452095), (735, 297091), (805, 271257), (1127, 193755), (2415, 90419), (3381, 64585), (5635, 38751), (12917, 16905)]