12659805

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 23166000

約数和(自身を除く): 10506195

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 89, 109, 145, 261, 267, 327, 435, 445, 545, 801, 981, 1305, 1335, 1635, 2581, 3161, 4005, 4905, 7743, 9483, 9701, 12905, 15805, 23229, 28449, 29103, 38715, 47415, 48505, 87309, 116145, 142245, 145515, 281329, 436545, 843987, 1406645, 2531961, 4219935, 12659805]

約数ペア:

[(1, 12659805), (3, 4219935), (5, 2531961), (9, 1406645), (15, 843987), (29, 436545), (45, 281329), (87, 145515), (89, 142245), (109, 116145), (145, 87309), (261, 48505), (267, 47415), (327, 38715), (435, 29103), (445, 28449), (545, 23229), (801, 15805), (981, 12905), (1305, 9701), (1335, 9483), (1635, 7743), (2581, 4905), (3161, 4005)]