1978668

素因数分解:

$2^2\times 3^4\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:244

約数の個数: 60

約数和(自身を含む): 5366592

約数和(自身を除く): 3387924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 124, 162, 186, 197, 279, 324, 372, 394, 558, 591, 788, 837, 1116, 1182, 1674, 1773, 2364, 2511, 3348, 3546, 5022, 5319, 6107, 7092, 10044, 10638, 12214, 15957, 18321, 21276, 24428, 31914, 36642, 54963, 63828, 73284, 109926, 164889, 219852, 329778, 494667, 659556, 989334, 1978668]

約数ペア:

[(1, 1978668), (2, 989334), (3, 659556), (4, 494667), (6, 329778), (9, 219852), (12, 164889), (18, 109926), (27, 73284), (31, 63828), (36, 54963), (54, 36642), (62, 31914), (81, 24428), (93, 21276), (108, 18321), (124, 15957), (162, 12214), (186, 10638), (197, 10044), (279, 7092), (324, 6107), (372, 5319), (394, 5022), (558, 3546), (591, 3348), (788, 2511), (837, 2364), (1116, 1773), (1182, 1674)]