15090990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21871}}^1$

素因数の和:21904

約数の個数: 32

約数和(自身を含む): 37794816

約数和(自身を除く): 22703826

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 21871, 43742, 65613, 109355, 131226, 218710, 328065, 503033, 656130, 1006066, 1509099, 2515165, 3018198, 5030330, 7545495, 15090990]

約数ペア:

[(1, 15090990), (2, 7545495), (3, 5030330), (5, 3018198), (6, 2515165), (10, 1509099), (15, 1006066), (23, 656130), (30, 503033), (46, 328065), (69, 218710), (115, 131226), (138, 109355), (230, 65613), (345, 43742), (690, 21871)]