7371990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{811}}^1$

素因数の和:925

約数の個数: 48

約数和(自身を含む): 19380816

約数和(自身を除く): 12008826

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 101, 202, 303, 505, 606, 811, 909, 1010, 1515, 1622, 1818, 2433, 3030, 4055, 4545, 4866, 7299, 8110, 9090, 12165, 14598, 24330, 36495, 72990, 81911, 163822, 245733, 409555, 491466, 737199, 819110, 1228665, 1474398, 2457330, 3685995, 7371990]

約数ペア:

[(1, 7371990), (2, 3685995), (3, 2457330), (5, 1474398), (6, 1228665), (9, 819110), (10, 737199), (15, 491466), (18, 409555), (30, 245733), (45, 163822), (90, 81911), (101, 72990), (202, 36495), (303, 24330), (505, 14598), (606, 12165), (811, 9090), (909, 8110), (1010, 7299), (1515, 4866), (1622, 4545), (1818, 4055), (2433, 3030)]