128711646

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{163}}^1\times {\mathrm{2089}}^1$

素因数の和:2270

約数の個数: 64

約数和(自身を含む): 329049600

約数和(自身を除く): 200337954

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 163, 189, 326, 378, 489, 978, 1141, 1467, 2089, 2282, 2934, 3423, 4178, 4401, 6267, 6846, 8802, 10269, 12534, 14623, 18801, 20538, 29246, 30807, 37602, 43869, 56403, 61614, 87738, 112806, 131607, 263214, 340507, 394821, 681014, 789642, 1021521, 2043042, 2383549, 3064563, 4767098, 6129126, 7150647, 9193689, 14301294, 18387378, 21451941, 42903882, 64355823, 128711646]

約数ペア:

[(1, 128711646), (2, 64355823), (3, 42903882), (6, 21451941), (7, 18387378), (9, 14301294), (14, 9193689), (18, 7150647), (21, 6129126), (27, 4767098), (42, 3064563), (54, 2383549), (63, 2043042), (126, 1021521), (163, 789642), (189, 681014), (326, 394821), (378, 340507), (489, 263214), (978, 131607), (1141, 112806), (1467, 87738), (2089, 61614), (2282, 56403), (2934, 43869), (3423, 37602), (4178, 30807), (4401, 29246), (6267, 20538), (6846, 18801), (8802, 14623), (10269, 12534)]