77138646

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 172381440

約数和(自身を除く): 95242794

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 109, 129, 211, 218, 258, 327, 422, 559, 633, 654, 1118, 1266, 1417, 1677, 2743, 2834, 3354, 4251, 4687, 5486, 8229, 8502, 9073, 9374, 14061, 16458, 18146, 22999, 27219, 28122, 45998, 54438, 60931, 68997, 117949, 121862, 137994, 182793, 235898, 298987, 353847, 365586, 597974, 707694, 896961, 988957, 1793922, 1977914, 2966871, 5933742, 12856441, 25712882, 38569323, 77138646]

約数ペア:

[(1, 77138646), (2, 38569323), (3, 25712882), (6, 12856441), (13, 5933742), (26, 2966871), (39, 1977914), (43, 1793922), (78, 988957), (86, 896961), (109, 707694), (129, 597974), (211, 365586), (218, 353847), (258, 298987), (327, 235898), (422, 182793), (559, 137994), (633, 121862), (654, 117949), (1118, 68997), (1266, 60931), (1417, 54438), (1677, 45998), (2743, 28122), (2834, 27219), (3354, 22999), (4251, 18146), (4687, 16458), (5486, 14061), (8229, 9374), (8502, 9073)]