2815722

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1$

素因数の和:225

約数の個数: 80

約数和(自身を含む): 7805952

約数和(自身を除く): 4990230

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 81, 91, 117, 126, 162, 182, 189, 191, 234, 273, 351, 378, 382, 546, 567, 573, 702, 819, 1053, 1134, 1146, 1337, 1638, 1719, 2106, 2457, 2483, 2674, 3438, 4011, 4914, 4966, 5157, 7371, 7449, 8022, 10314, 12033, 14742, 14898, 15471, 17381, 22347, 24066, 30942, 34762, 36099, 44694, 52143, 67041, 72198, 104286, 108297, 134082, 156429, 201123, 216594, 312858, 402246, 469287, 938574, 1407861, 2815722]

約数ペア:

[(1, 2815722), (2, 1407861), (3, 938574), (6, 469287), (7, 402246), (9, 312858), (13, 216594), (14, 201123), (18, 156429), (21, 134082), (26, 108297), (27, 104286), (39, 72198), (42, 67041), (54, 52143), (63, 44694), (78, 36099), (81, 34762), (91, 30942), (117, 24066), (126, 22347), (162, 17381), (182, 15471), (189, 14898), (191, 14742), (234, 12033), (273, 10314), (351, 8022), (378, 7449), (382, 7371), (546, 5157), (567, 4966), (573, 4914), (702, 4011), (819, 3438), (1053, 2674), (1134, 2483), (1146, 2457), (1337, 2106), (1638, 1719)]