31914687

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{367}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 50448384

約数和(自身を除く): 18533697

約数列:

[1, 3, 7, 21, 41, 101, 123, 287, 303, 367, 707, 861, 1101, 2121, 2569, 4141, 7707, 12423, 15047, 28987, 37067, 45141, 86961, 105329, 111201, 259469, 315987, 778407, 1519747, 4559241, 10638229, 31914687]

約数ペア:

[(1, 31914687), (3, 10638229), (7, 4559241), (21, 1519747), (41, 778407), (101, 315987), (123, 259469), (287, 111201), (303, 105329), (367, 86961), (707, 45141), (861, 37067), (1101, 28987), (2121, 15047), (2569, 12423), (4141, 7707)]