40398813

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{461}}^1$

素因数の和:594

約数の個数: 48

約数和(自身を含む): 72648576

約数和(自身を除く): 32249763

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 107, 117, 273, 321, 461, 749, 819, 963, 1383, 1391, 2247, 3227, 4149, 4173, 5993, 6741, 9681, 9737, 12519, 17979, 29043, 29211, 41951, 49327, 53937, 87633, 125853, 147981, 345289, 377559, 443943, 641251, 1035867, 1923753, 3107601, 4488757, 5771259, 13466271, 40398813]

約数ペア:

[(1, 40398813), (3, 13466271), (7, 5771259), (9, 4488757), (13, 3107601), (21, 1923753), (39, 1035867), (63, 641251), (91, 443943), (107, 377559), (117, 345289), (273, 147981), (321, 125853), (461, 87633), (749, 53937), (819, 49327), (963, 41951), (1383, 29211), (1391, 29043), (2247, 17979), (3227, 12519), (4149, 9737), (4173, 9681), (5993, 6741)]