7291998

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 18800640

約数和(自身を除く): 11508642

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 101, 126, 189, 191, 202, 303, 378, 382, 573, 606, 707, 909, 1146, 1337, 1414, 1719, 1818, 2121, 2674, 2727, 3438, 4011, 4242, 5157, 5454, 6363, 8022, 10314, 12033, 12726, 19089, 19291, 24066, 36099, 38178, 38582, 57873, 72198, 115746, 135037, 173619, 270074, 347238, 405111, 520857, 810222, 1041714, 1215333, 2430666, 3645999, 7291998]

約数ペア:

[(1, 7291998), (2, 3645999), (3, 2430666), (6, 1215333), (7, 1041714), (9, 810222), (14, 520857), (18, 405111), (21, 347238), (27, 270074), (42, 173619), (54, 135037), (63, 115746), (101, 72198), (126, 57873), (189, 38582), (191, 38178), (202, 36099), (303, 24066), (378, 19291), (382, 19089), (573, 12726), (606, 12033), (707, 10314), (909, 8022), (1146, 6363), (1337, 5454), (1414, 5157), (1719, 4242), (1818, 4011), (2121, 3438), (2674, 2727)]