81878568

素因数分解:

$2^3\times 3^1\times {\mathrm{433}}^1\times {\mathrm{7879}}^1$

素因数の和:8321

約数の個数: 32

約数和(自身を含む): 205195200

約数和(自身を除く): 123316632

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 433, 866, 1299, 1732, 2598, 3464, 5196, 7879, 10392, 15758, 23637, 31516, 47274, 63032, 94548, 189096, 3411607, 6823214, 10234821, 13646428, 20469642, 27292856, 40939284, 81878568]

約数ペア:

[(1, 81878568), (2, 40939284), (3, 27292856), (4, 20469642), (6, 13646428), (8, 10234821), (12, 6823214), (24, 3411607), (433, 189096), (866, 94548), (1299, 63032), (1732, 47274), (2598, 31516), (3464, 23637), (5196, 15758), (7879, 10392)]