3981438

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:253

約数の個数: 48

約数和(自身を含む): 9210240

約数和(自身を除く): 5228802

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 59, 69, 118, 138, 163, 177, 207, 326, 354, 414, 489, 531, 978, 1062, 1357, 1467, 2714, 2934, 3749, 4071, 7498, 8142, 9617, 11247, 12213, 19234, 22494, 24426, 28851, 33741, 57702, 67482, 86553, 173106, 221191, 442382, 663573, 1327146, 1990719, 3981438]

約数ペア:

[(1, 3981438), (2, 1990719), (3, 1327146), (6, 663573), (9, 442382), (18, 221191), (23, 173106), (46, 86553), (59, 67482), (69, 57702), (118, 33741), (138, 28851), (163, 24426), (177, 22494), (207, 19234), (326, 12213), (354, 11247), (414, 9617), (489, 8142), (531, 7498), (978, 4071), (1062, 3749), (1357, 2934), (1467, 2714)]