51865668

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{397}}^1$

素因数の和:617

約数の個数: 72

約数和(自身を含む): 139077120

約数和(自身を除く): 87211452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 191, 228, 342, 382, 397, 573, 684, 764, 794, 1146, 1191, 1588, 1719, 2292, 2382, 3438, 3573, 3629, 4764, 6876, 7146, 7258, 7543, 10887, 14292, 14516, 15086, 21774, 22629, 30172, 32661, 43548, 45258, 65322, 67887, 75827, 90516, 130644, 135774, 151654, 227481, 271548, 303308, 454962, 682443, 909924, 1364886, 1440713, 2729772, 2881426, 4322139, 5762852, 8644278, 12966417, 17288556, 25932834, 51865668]

約数ペア:

[(1, 51865668), (2, 25932834), (3, 17288556), (4, 12966417), (6, 8644278), (9, 5762852), (12, 4322139), (18, 2881426), (19, 2729772), (36, 1440713), (38, 1364886), (57, 909924), (76, 682443), (114, 454962), (171, 303308), (191, 271548), (228, 227481), (342, 151654), (382, 135774), (397, 130644), (573, 90516), (684, 75827), (764, 67887), (794, 65322), (1146, 45258), (1191, 43548), (1588, 32661), (1719, 30172), (2292, 22629), (2382, 21774), (3438, 15086), (3573, 14516), (3629, 14292), (4764, 10887), (6876, 7543), (7146, 7258)]