13621365

素因数分解:

$3^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:161

約数の個数: 56

約数和(自身を含む): 25418808

約数和(自身を除く): 11797443

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 81, 101, 111, 135, 185, 243, 303, 333, 405, 505, 555, 729, 909, 999, 1215, 1515, 1665, 2727, 2997, 3645, 3737, 4545, 4995, 8181, 8991, 11211, 13635, 14985, 18685, 24543, 26973, 33633, 40905, 44955, 56055, 73629, 100899, 122715, 134865, 168165, 302697, 368145, 504495, 908091, 1513485, 2724273, 4540455, 13621365]

約数ペア:

[(1, 13621365), (3, 4540455), (5, 2724273), (9, 1513485), (15, 908091), (27, 504495), (37, 368145), (45, 302697), (81, 168165), (101, 134865), (111, 122715), (135, 100899), (185, 73629), (243, 56055), (303, 44955), (333, 40905), (405, 33633), (505, 26973), (555, 24543), (729, 18685), (909, 14985), (999, 13635), (1215, 11211), (1515, 8991), (1665, 8181), (2727, 4995), (2997, 4545), (3645, 3737)]