40256538

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:688

約数の個数: 64

約数和(自身を含む): 97075200

約数和(自身を除く): 56818662

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 49, 62, 93, 98, 147, 186, 217, 294, 343, 434, 631, 651, 686, 1029, 1262, 1302, 1519, 1893, 2058, 3038, 3786, 4417, 4557, 8834, 9114, 10633, 13251, 19561, 21266, 26502, 30919, 31899, 39122, 58683, 61838, 63798, 92757, 117366, 136927, 185514, 216433, 273854, 410781, 432866, 649299, 821562, 958489, 1298598, 1916978, 2875467, 5750934, 6709423, 13418846, 20128269, 40256538]

約数ペア:

[(1, 40256538), (2, 20128269), (3, 13418846), (6, 6709423), (7, 5750934), (14, 2875467), (21, 1916978), (31, 1298598), (42, 958489), (49, 821562), (62, 649299), (93, 432866), (98, 410781), (147, 273854), (186, 216433), (217, 185514), (294, 136927), (343, 117366), (434, 92757), (631, 63798), (651, 61838), (686, 58683), (1029, 39122), (1262, 31899), (1302, 30919), (1519, 26502), (1893, 21266), (2058, 19561), (3038, 13251), (3786, 10633), (4417, 9114), (4557, 8834)]