51819228

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{787}}^1$

素因数の和:887

約数の個数: 72

約数和(自身を含む): 137679360

約数和(自身を除く): 85860132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 59, 62, 93, 118, 124, 177, 186, 236, 279, 354, 372, 531, 558, 708, 787, 1062, 1116, 1574, 1829, 2124, 2361, 3148, 3658, 4722, 5487, 7083, 7316, 9444, 10974, 14166, 16461, 21948, 24397, 28332, 32922, 46433, 48794, 65844, 73191, 92866, 97588, 139299, 146382, 185732, 219573, 278598, 292764, 417897, 439146, 557196, 835794, 878292, 1439423, 1671588, 2878846, 4318269, 5757692, 8636538, 12954807, 17273076, 25909614, 51819228]

約数ペア:

[(1, 51819228), (2, 25909614), (3, 17273076), (4, 12954807), (6, 8636538), (9, 5757692), (12, 4318269), (18, 2878846), (31, 1671588), (36, 1439423), (59, 878292), (62, 835794), (93, 557196), (118, 439146), (124, 417897), (177, 292764), (186, 278598), (236, 219573), (279, 185732), (354, 146382), (372, 139299), (531, 97588), (558, 92866), (708, 73191), (787, 65844), (1062, 48794), (1116, 46433), (1574, 32922), (1829, 28332), (2124, 24397), (2361, 21948), (3148, 16461), (3658, 14166), (4722, 10974), (5487, 9444), (7083, 7316)]