1261531935

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{198823}}^1$

素因数の和:198884

約数の個数: 32

約数和(自身を含む): 2290452480

約数和(自身を除く): 1028920545

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 135, 141, 235, 423, 705, 1269, 2115, 6345, 198823, 596469, 994115, 1789407, 2982345, 5368221, 8947035, 9344681, 26841105, 28034043, 46723405, 84102129, 140170215, 252306387, 420510645, 1261531935]

約数ペア:

[(1, 1261531935), (3, 420510645), (5, 252306387), (9, 140170215), (15, 84102129), (27, 46723405), (45, 28034043), (47, 26841105), (135, 9344681), (141, 8947035), (235, 5368221), (423, 2982345), (705, 1789407), (1269, 994115), (2115, 596469), (6345, 198823)]