305900518

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:469

約数の個数: 64

約数和(自身を含む): 587990016

約数和(自身を除く): 282089498

約数列:

[1, 2, 7, 11, 14, 22, 71, 77, 101, 142, 154, 202, 277, 497, 554, 707, 781, 994, 1111, 1414, 1562, 1939, 2222, 3047, 3878, 5467, 6094, 7171, 7777, 10934, 14342, 15554, 19667, 21329, 27977, 39334, 42658, 50197, 55954, 78881, 100394, 137669, 157762, 195839, 216337, 275338, 307747, 391678, 432674, 552167, 615494, 1104334, 1514359, 1986367, 2154229, 3028718, 3972734, 4308458, 13904569, 21850037, 27809138, 43700074, 152950259, 305900518]

約数ペア:

[(1, 305900518), (2, 152950259), (7, 43700074), (11, 27809138), (14, 21850037), (22, 13904569), (71, 4308458), (77, 3972734), (101, 3028718), (142, 2154229), (154, 1986367), (202, 1514359), (277, 1104334), (497, 615494), (554, 552167), (707, 432674), (781, 391678), (994, 307747), (1111, 275338), (1414, 216337), (1562, 195839), (1939, 157762), (2222, 137669), (3047, 100394), (3878, 78881), (5467, 55954), (6094, 50197), (7171, 42658), (7777, 39334), (10934, 27977), (14342, 21329), (15554, 19667)]