74872215

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{397}}^1$

素因数の和:549

約数の個数: 64

約数和(自身を含む): 146718720

約数和(自身を除く): 71846505

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 127, 135, 165, 297, 381, 397, 495, 635, 1143, 1191, 1397, 1485, 1905, 1985, 3429, 3573, 4191, 4367, 5715, 5955, 6985, 10719, 12573, 13101, 17145, 17865, 20955, 21835, 37719, 39303, 50419, 53595, 62865, 65505, 117909, 151257, 188595, 196515, 252095, 453771, 554609, 589545, 756285, 1361313, 1663827, 2268855, 2773045, 4991481, 6806565, 8319135, 14974443, 24957405, 74872215]

約数ペア:

[(1, 74872215), (3, 24957405), (5, 14974443), (9, 8319135), (11, 6806565), (15, 4991481), (27, 2773045), (33, 2268855), (45, 1663827), (55, 1361313), (99, 756285), (127, 589545), (135, 554609), (165, 453771), (297, 252095), (381, 196515), (397, 188595), (495, 151257), (635, 117909), (1143, 65505), (1191, 62865), (1397, 53595), (1485, 50419), (1905, 39303), (1985, 37719), (3429, 21835), (3573, 20955), (4191, 17865), (4367, 17145), (5715, 13101), (5955, 12573), (6985, 10719)]