40991085

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 73410480

約数和(自身を除く): 32419395

約数列:

[1, 3, 5, 9, 15, 45, 61, 109, 137, 183, 305, 327, 411, 545, 549, 685, 915, 981, 1233, 1635, 2055, 2745, 4905, 6165, 6649, 8357, 14933, 19947, 25071, 33245, 41785, 44799, 59841, 74665, 75213, 99735, 125355, 134397, 223995, 299205, 376065, 671985, 910913, 2732739, 4554565, 8198217, 13663695, 40991085]

約数ペア:

[(1, 40991085), (3, 13663695), (5, 8198217), (9, 4554565), (15, 2732739), (45, 910913), (61, 671985), (109, 376065), (137, 299205), (183, 223995), (305, 134397), (327, 125355), (411, 99735), (545, 75213), (549, 74665), (685, 59841), (915, 44799), (981, 41785), (1233, 33245), (1635, 25071), (2055, 19947), (2745, 14933), (4905, 8357), (6165, 6649)]