42107828

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 87091200

約数和(自身を除く): 44983372

約数列:

[1, 2, 4, 7, 14, 28, 59, 71, 118, 142, 236, 284, 359, 413, 497, 718, 826, 994, 1436, 1652, 1988, 2513, 4189, 5026, 8378, 10052, 16756, 21181, 25489, 29323, 42362, 50978, 58646, 84724, 101956, 117292, 148267, 178423, 296534, 356846, 593068, 713692, 1503851, 3007702, 6015404, 10526957, 21053914, 42107828]

約数ペア:

[(1, 42107828), (2, 21053914), (4, 10526957), (7, 6015404), (14, 3007702), (28, 1503851), (59, 713692), (71, 593068), (118, 356846), (142, 296534), (236, 178423), (284, 148267), (359, 117292), (413, 101956), (497, 84724), (718, 58646), (826, 50978), (994, 42362), (1436, 29323), (1652, 25489), (1988, 21181), (2513, 16756), (4189, 10052), (5026, 8378)]