42147385

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1277}}^1$

素因数の和:1353

約数の個数: 32

約数和(自身を含む): 61834752

約数和(自身を除く): 19687367

約数列:

[1, 5, 7, 23, 35, 41, 115, 161, 205, 287, 805, 943, 1277, 1435, 4715, 6385, 6601, 8939, 29371, 33005, 44695, 52357, 146855, 205597, 261785, 366499, 1027985, 1204211, 1832495, 6021055, 8429477, 42147385]

約数ペア:

[(1, 42147385), (5, 8429477), (7, 6021055), (23, 1832495), (35, 1204211), (41, 1027985), (115, 366499), (161, 261785), (205, 205597), (287, 146855), (805, 52357), (943, 44695), (1277, 33005), (1435, 29371), (4715, 8939), (6385, 6601)]