1640982

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{439}}^1$

素因数の和:540

約数の個数: 32

約数和(自身を含む): 3801600

約数和(自身を除く): 2160618

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 178, 267, 439, 534, 623, 878, 1246, 1317, 1869, 2634, 3073, 3738, 6146, 9219, 18438, 39071, 78142, 117213, 234426, 273497, 546994, 820491, 1640982]

約数ペア:

[(1, 1640982), (2, 820491), (3, 546994), (6, 273497), (7, 234426), (14, 117213), (21, 78142), (42, 39071), (89, 18438), (178, 9219), (267, 6146), (439, 3738), (534, 3073), (623, 2634), (878, 1869), (1246, 1317)]