3984946

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:310

約数の個数: 32

約数和(自身を含む): 7326720

約数和(自身を除く): 3341774

約数列:

[1, 2, 7, 14, 19, 38, 71, 133, 142, 211, 266, 422, 497, 994, 1349, 1477, 2698, 2954, 4009, 8018, 9443, 14981, 18886, 28063, 29962, 56126, 104867, 209734, 284639, 569278, 1992473, 3984946]

約数ペア:

[(1, 3984946), (2, 1992473), (7, 569278), (14, 284639), (19, 209734), (38, 104867), (71, 56126), (133, 29962), (142, 28063), (211, 18886), (266, 14981), (422, 9443), (497, 8018), (994, 4009), (1349, 2954), (1477, 2698)]