18033561

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 32532864

約数和(自身を除く): 14499303

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 97, 117, 227, 273, 291, 679, 681, 819, 873, 1261, 1589, 2037, 2043, 2951, 3783, 4767, 6111, 8827, 8853, 11349, 14301, 20657, 22019, 26481, 26559, 61971, 66057, 79443, 154133, 185913, 198171, 286247, 462399, 858741, 1387197, 2003729, 2576223, 6011187, 18033561]

約数ペア:

[(1, 18033561), (3, 6011187), (7, 2576223), (9, 2003729), (13, 1387197), (21, 858741), (39, 462399), (63, 286247), (91, 198171), (97, 185913), (117, 154133), (227, 79443), (273, 66057), (291, 61971), (679, 26559), (681, 26481), (819, 22019), (873, 20657), (1261, 14301), (1589, 11349), (2037, 8853), (2043, 8827), (2951, 6111), (3783, 4767)]