216320552

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{43403}}^1$

素因数の和:43505

約数の個数: 32

約数和(自身を含む): 468763200

約数和(自身を除く): 252442648

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 178, 356, 623, 712, 1246, 2492, 4984, 43403, 86806, 173612, 303821, 347224, 607642, 1215284, 2430568, 3862867, 7725734, 15451468, 27040069, 30902936, 54080138, 108160276, 216320552]

約数ペア:

[(1, 216320552), (2, 108160276), (4, 54080138), (7, 30902936), (8, 27040069), (14, 15451468), (28, 7725734), (56, 3862867), (89, 2430568), (178, 1215284), (356, 607642), (623, 347224), (712, 303821), (1246, 173612), (2492, 86806), (4984, 43403)]