42422778

素因数分解:

$2^1\times 3^4\times {\mathrm{131}}^1\times {\mathrm{1999}}^1$

素因数の和:2144

約数の個数: 40

約数和(自身を含む): 95832000

約数和(自身を除く): 53409222

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 131, 162, 262, 393, 786, 1179, 1999, 2358, 3537, 3998, 5997, 7074, 10611, 11994, 17991, 21222, 35982, 53973, 107946, 161919, 261869, 323838, 523738, 785607, 1571214, 2356821, 4713642, 7070463, 14140926, 21211389, 42422778]

約数ペア:

[(1, 42422778), (2, 21211389), (3, 14140926), (6, 7070463), (9, 4713642), (18, 2356821), (27, 1571214), (54, 785607), (81, 523738), (131, 323838), (162, 261869), (262, 161919), (393, 107946), (786, 53973), (1179, 35982), (1999, 21222), (2358, 17991), (3537, 11994), (3998, 10611), (5997, 7074)]