180721346

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{1483}}^1$

素因数の和:1650

約数の個数: 32

約数和(自身を含む): 301667520

約数和(自身を除く): 120946174

約数列:

[1, 2, 13, 26, 43, 86, 109, 218, 559, 1118, 1417, 1483, 2834, 2966, 4687, 9374, 19279, 38558, 60931, 63769, 121862, 127538, 161647, 323294, 828997, 1657994, 2101411, 4202822, 6950821, 13901642, 90360673, 180721346]

約数ペア:

[(1, 180721346), (2, 90360673), (13, 13901642), (26, 6950821), (43, 4202822), (86, 2101411), (109, 1657994), (218, 828997), (559, 323294), (1118, 161647), (1417, 127538), (1483, 121862), (2834, 63769), (2966, 60931), (4687, 38558), (9374, 19279)]