7263990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1877}}^1$

素因数の和:1933

約数の個数: 48

約数和(自身を含む): 19335888

約数和(自身を除く): 12071898

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1877, 1935, 3754, 3870, 5631, 9385, 11262, 16893, 18770, 28155, 33786, 56310, 80711, 84465, 161422, 168930, 242133, 403555, 484266, 726399, 807110, 1210665, 1452798, 2421330, 3631995, 7263990]

約数ペア:

[(1, 7263990), (2, 3631995), (3, 2421330), (5, 1452798), (6, 1210665), (9, 807110), (10, 726399), (15, 484266), (18, 403555), (30, 242133), (43, 168930), (45, 161422), (86, 84465), (90, 80711), (129, 56310), (215, 33786), (258, 28155), (387, 18770), (430, 16893), (645, 11262), (774, 9385), (1290, 5631), (1877, 3870), (1935, 3754)]