156747717

素因数分解:

$3^4\times 7^2\times {\mathrm{73}}^1\times {\mathrm{541}}^1$

素因数の和:640

約数の個数: 60

約数和(自身を含む): 276624876

約数和(自身を除く): 119877159

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 73, 81, 147, 189, 219, 441, 511, 541, 567, 657, 1323, 1533, 1623, 1971, 3577, 3787, 3969, 4599, 4869, 5913, 10731, 11361, 13797, 14607, 26509, 32193, 34083, 39493, 41391, 43821, 79527, 96579, 102249, 118479, 238581, 276451, 289737, 306747, 355437, 715743, 829353, 1066311, 1935157, 2147229, 2488059, 3198933, 5805471, 7464177, 17416413, 22392531, 52249239, 156747717]

約数ペア:

[(1, 156747717), (3, 52249239), (7, 22392531), (9, 17416413), (21, 7464177), (27, 5805471), (49, 3198933), (63, 2488059), (73, 2147229), (81, 1935157), (147, 1066311), (189, 829353), (219, 715743), (441, 355437), (511, 306747), (541, 289737), (567, 276451), (657, 238581), (1323, 118479), (1533, 102249), (1623, 96579), (1971, 79527), (3577, 43821), (3787, 41391), (3969, 39493), (4599, 34083), (4869, 32193), (5913, 26509), (10731, 14607), (11361, 13797)]