198916599357

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1\times {\mathrm{240491}}^1$

素因数の和:241214

約数の個数: 48

約数和(自身を含む): 346154565120

約数和(自身を除く): 147237965763

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 691, 1197, 2073, 4837, 6219, 13129, 14511, 39387, 43533, 91903, 118161, 240491, 275709, 721473, 827127, 1683437, 2164419, 4569329, 5050311, 13707987, 15150933, 31985303, 41123961, 95955909, 166179281, 287867727, 498537843, 1163254967, 1495613529, 3157406339, 3489764901, 9472219017, 10469294703, 22101844373, 28416657051, 66305533119, 198916599357]

約数ペア:

[(1, 198916599357), (3, 66305533119), (7, 28416657051), (9, 22101844373), (19, 10469294703), (21, 9472219017), (57, 3489764901), (63, 3157406339), (133, 1495613529), (171, 1163254967), (399, 498537843), (691, 287867727), (1197, 166179281), (2073, 95955909), (4837, 41123961), (6219, 31985303), (13129, 15150933), (14511, 13707987), (39387, 5050311), (43533, 4569329), (91903, 2164419), (118161, 1683437), (240491, 827127), (275709, 721473)]