18374440545

素因数分解:

$3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{7867}}^1$

素因数の和:8036

約数の個数: 80

約数和(自身を含む): 33816034560

約数和(自身を除く): 15441594015

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 79, 81, 135, 219, 237, 365, 395, 405, 657, 711, 1095, 1185, 1971, 2133, 3285, 3555, 5767, 5913, 6399, 7867, 9855, 10665, 17301, 23601, 28835, 29565, 31995, 39335, 51903, 70803, 86505, 118005, 155709, 212409, 259515, 354015, 467127, 574291, 621493, 637227, 778545, 1062045, 1722873, 1864479, 2335635, 2871455, 3107465, 3186135, 5168619, 5593437, 8614365, 9322395, 15505857, 16780311, 25843095, 27967185, 45368989, 46517571, 50340933, 77529285, 83901555, 136106967, 226844945, 232587855, 251704665, 408320901, 680534835, 1224962703, 2041604505, 3674888109, 6124813515, 18374440545]

約数ペア:

[(1, 18374440545), (3, 6124813515), (5, 3674888109), (9, 2041604505), (15, 1224962703), (27, 680534835), (45, 408320901), (73, 251704665), (79, 232587855), (81, 226844945), (135, 136106967), (219, 83901555), (237, 77529285), (365, 50340933), (395, 46517571), (405, 45368989), (657, 27967185), (711, 25843095), (1095, 16780311), (1185, 15505857), (1971, 9322395), (2133, 8614365), (3285, 5593437), (3555, 5168619), (5767, 3186135), (5913, 3107465), (6399, 2871455), (7867, 2335635), (9855, 1864479), (10665, 1722873), (17301, 1062045), (23601, 778545), (28835, 637227), (29565, 621493), (31995, 574291), (39335, 467127), (51903, 354015), (70803, 259515), (86505, 212409), (118005, 155709)]