1645647978

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{293}}^1$

素因数の和:544

約数の個数: 96

約数和(自身を含む): 3718794240

約数和(自身を除く): 2073146262

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 169, 174, 191, 293, 338, 377, 382, 507, 573, 586, 754, 879, 1014, 1131, 1146, 1758, 2262, 2483, 3809, 4901, 4966, 5539, 7449, 7618, 8497, 9802, 11078, 11427, 14703, 14898, 16617, 16994, 22854, 25491, 29406, 32279, 33234, 49517, 50982, 55963, 64558, 72007, 96837, 99034, 110461, 111926, 144014, 148551, 167889, 193674, 216021, 220922, 297102, 331383, 335778, 432042, 662766, 727519, 936091, 1435993, 1455038, 1622927, 1872182, 2182557, 2808273, 2871986, 3245854, 4307979, 4365114, 4868781, 5616546, 8615958, 9457747, 9737562, 18915494, 21098051, 28373241, 42196102, 56746482, 63294153, 126588306, 274274663, 548549326, 822823989, 1645647978]

約数ペア:

[(1, 1645647978), (2, 822823989), (3, 548549326), (6, 274274663), (13, 126588306), (26, 63294153), (29, 56746482), (39, 42196102), (58, 28373241), (78, 21098051), (87, 18915494), (169, 9737562), (174, 9457747), (191, 8615958), (293, 5616546), (338, 4868781), (377, 4365114), (382, 4307979), (507, 3245854), (573, 2871986), (586, 2808273), (754, 2182557), (879, 1872182), (1014, 1622927), (1131, 1455038), (1146, 1435993), (1758, 936091), (2262, 727519), (2483, 662766), (3809, 432042), (4901, 335778), (4966, 331383), (5539, 297102), (7449, 220922), (7618, 216021), (8497, 193674), (9802, 167889), (11078, 148551), (11427, 144014), (14703, 111926), (14898, 110461), (16617, 99034), (16994, 96837), (22854, 72007), (25491, 64558), (29406, 55963), (32279, 50982), (33234, 49517)]