131812884

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{3209}}^1$

素因数の和:3389

約数の個数: 72

約数和(自身を含む): 383248320

約数和(自身を除く): 251435436

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 163, 252, 326, 489, 652, 978, 1141, 1467, 1956, 2282, 2934, 3209, 3423, 4564, 5868, 6418, 6846, 9627, 10269, 12836, 13692, 19254, 20538, 22463, 28881, 38508, 41076, 44926, 57762, 67389, 89852, 115524, 134778, 202167, 269556, 404334, 523067, 808668, 1046134, 1569201, 2092268, 3138402, 3661469, 4707603, 6276804, 7322938, 9415206, 10984407, 14645876, 18830412, 21968814, 32953221, 43937628, 65906442, 131812884]

約数ペア:

[(1, 131812884), (2, 65906442), (3, 43937628), (4, 32953221), (6, 21968814), (7, 18830412), (9, 14645876), (12, 10984407), (14, 9415206), (18, 7322938), (21, 6276804), (28, 4707603), (36, 3661469), (42, 3138402), (63, 2092268), (84, 1569201), (126, 1046134), (163, 808668), (252, 523067), (326, 404334), (489, 269556), (652, 202167), (978, 134778), (1141, 115524), (1467, 89852), (1956, 67389), (2282, 57762), (2934, 44926), (3209, 41076), (3423, 38508), (4564, 28881), (5868, 22463), (6418, 20538), (6846, 19254), (9627, 13692), (10269, 12836)]