199900494

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{997}}^1$

素因数の和:1134

約数の個数: 64

約数和(自身を含む): 459878400

約数和(自身を除く): 259977906

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 79, 94, 141, 158, 237, 282, 423, 474, 711, 846, 997, 1269, 1422, 1994, 2133, 2538, 2991, 3713, 4266, 5982, 7426, 8973, 11139, 17946, 22278, 26919, 33417, 46859, 53838, 66834, 78763, 93718, 100251, 140577, 157526, 200502, 236289, 281154, 421731, 472578, 708867, 843462, 1265193, 1417734, 2126601, 2530386, 3701861, 4253202, 7403722, 11105583, 22211166, 33316749, 66633498, 99950247, 199900494]

約数ペア:

[(1, 199900494), (2, 99950247), (3, 66633498), (6, 33316749), (9, 22211166), (18, 11105583), (27, 7403722), (47, 4253202), (54, 3701861), (79, 2530386), (94, 2126601), (141, 1417734), (158, 1265193), (237, 843462), (282, 708867), (423, 472578), (474, 421731), (711, 281154), (846, 236289), (997, 200502), (1269, 157526), (1422, 140577), (1994, 100251), (2133, 93718), (2538, 78763), (2991, 66834), (3713, 53838), (4266, 46859), (5982, 33417), (7426, 26919), (8973, 22278), (11139, 17946)]