388762452

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{7621}}^1$

素因数の和:7753

約数の個数: 72

約数和(自身を含む): 1068147080

約数和(自身を除く): 679384628

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 109, 117, 156, 218, 234, 327, 436, 468, 654, 981, 1308, 1417, 1962, 2834, 3924, 4251, 5668, 7621, 8502, 12753, 15242, 17004, 22863, 25506, 30484, 45726, 51012, 68589, 91452, 99073, 137178, 198146, 274356, 297219, 396292, 594438, 830689, 891657, 1188876, 1661378, 1783314, 2492067, 3322756, 3566628, 4984134, 7476201, 9968268, 10798957, 14952402, 21597914, 29904804, 32396871, 43195828, 64793742, 97190613, 129587484, 194381226, 388762452]

約数ペア:

[(1, 388762452), (2, 194381226), (3, 129587484), (4, 97190613), (6, 64793742), (9, 43195828), (12, 32396871), (13, 29904804), (18, 21597914), (26, 14952402), (36, 10798957), (39, 9968268), (52, 7476201), (78, 4984134), (109, 3566628), (117, 3322756), (156, 2492067), (218, 1783314), (234, 1661378), (327, 1188876), (436, 891657), (468, 830689), (654, 594438), (981, 396292), (1308, 297219), (1417, 274356), (1962, 198146), (2834, 137178), (3924, 99073), (4251, 91452), (5668, 68589), (7621, 51012), (8502, 45726), (12753, 30484), (15242, 25506), (17004, 22863)]