138227908

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{947}}^1$

素因数の和:1372

約数の個数: 48

約数和(自身を含む): 298779264

約数和(自身を除く): 160551356

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 401, 802, 947, 1604, 1894, 2807, 3788, 5213, 5614, 6629, 10426, 11228, 12311, 13258, 20852, 24622, 26516, 36491, 49244, 72982, 86177, 145964, 172354, 344708, 379747, 759494, 1518988, 2658229, 4936711, 5316458, 9873422, 10632916, 19746844, 34556977, 69113954, 138227908]

約数ペア:

[(1, 138227908), (2, 69113954), (4, 34556977), (7, 19746844), (13, 10632916), (14, 9873422), (26, 5316458), (28, 4936711), (52, 2658229), (91, 1518988), (182, 759494), (364, 379747), (401, 344708), (802, 172354), (947, 145964), (1604, 86177), (1894, 72982), (2807, 49244), (3788, 36491), (5213, 26516), (5614, 24622), (6629, 20852), (10426, 13258), (11228, 12311)]