66858444

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{431}}^1$

素因数の和:611

約数の個数: 72

約数和(自身を含む): 176117760

約数和(自身を除く): 109259316

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 139, 186, 278, 279, 372, 417, 431, 556, 558, 834, 862, 1116, 1251, 1293, 1668, 1724, 2502, 2586, 3879, 4309, 5004, 5172, 7758, 8618, 12927, 13361, 15516, 17236, 25854, 26722, 38781, 40083, 51708, 53444, 59909, 77562, 80166, 119818, 120249, 155124, 160332, 179727, 239636, 240498, 359454, 480996, 539181, 718908, 1078362, 1857179, 2156724, 3714358, 5571537, 7428716, 11143074, 16714611, 22286148, 33429222, 66858444]

約数ペア:

[(1, 66858444), (2, 33429222), (3, 22286148), (4, 16714611), (6, 11143074), (9, 7428716), (12, 5571537), (18, 3714358), (31, 2156724), (36, 1857179), (62, 1078362), (93, 718908), (124, 539181), (139, 480996), (186, 359454), (278, 240498), (279, 239636), (372, 179727), (417, 160332), (431, 155124), (556, 120249), (558, 119818), (834, 80166), (862, 77562), (1116, 59909), (1251, 53444), (1293, 51708), (1668, 40083), (1724, 38781), (2502, 26722), (2586, 25854), (3879, 17236), (4309, 15516), (5004, 13361), (5172, 12927), (7758, 8618)]