661330660018

素因数分解:

$2^1\times 7^3\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{219749}}^1$

素因数の和:219920

約数の個数: 64

約数和(自身を含む): 1196143200000

約数和(自身を除く): 534812539982

約数列:

[1, 2, 7, 14, 41, 49, 82, 98, 107, 214, 287, 343, 574, 686, 749, 1498, 2009, 4018, 4387, 5243, 8774, 10486, 14063, 28126, 30709, 36701, 61418, 73402, 214963, 219749, 429926, 439498, 1504741, 1538243, 3009482, 3076486, 9009709, 10767701, 18019418, 21535402, 23513143, 47026286, 63067963, 75373907, 126135926, 150747814, 164592001, 329184002, 441475741, 882951482, 964038863, 1152144007, 1928077726, 2304288014, 3090330187, 6180660374, 6748272041, 8065008049, 13496544082, 16130016098, 47237904287, 94475808574, 330665330009, 661330660018]

約数ペア:

[(1, 661330660018), (2, 330665330009), (7, 94475808574), (14, 47237904287), (41, 16130016098), (49, 13496544082), (82, 8065008049), (98, 6748272041), (107, 6180660374), (214, 3090330187), (287, 2304288014), (343, 1928077726), (574, 1152144007), (686, 964038863), (749, 882951482), (1498, 441475741), (2009, 329184002), (4018, 164592001), (4387, 150747814), (5243, 126135926), (8774, 75373907), (10486, 63067963), (14063, 47026286), (28126, 23513143), (30709, 21535402), (36701, 18019418), (61418, 10767701), (73402, 9009709), (214963, 3076486), (219749, 3009482), (429926, 1538243), (439498, 1504741)]