388140172

素因数分解:

$2^2\times 7^3\times {\mathrm{101}}^1\times {\mathrm{2801}}^1$

素因数の和:2927

約数の個数: 48

約数和(自身を含む): 800251200

約数和(自身を除く): 412111028

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 101, 196, 202, 343, 404, 686, 707, 1372, 1414, 2801, 2828, 4949, 5602, 9898, 11204, 19607, 19796, 34643, 39214, 69286, 78428, 137249, 138572, 274498, 282901, 548996, 565802, 960743, 1131604, 1921486, 1980307, 3842972, 3960614, 7921228, 13862149, 27724298, 55448596, 97035043, 194070086, 388140172]

約数ペア:

[(1, 388140172), (2, 194070086), (4, 97035043), (7, 55448596), (14, 27724298), (28, 13862149), (49, 7921228), (98, 3960614), (101, 3842972), (196, 1980307), (202, 1921486), (343, 1131604), (404, 960743), (686, 565802), (707, 548996), (1372, 282901), (1414, 274498), (2801, 138572), (2828, 137249), (4949, 78428), (5602, 69286), (9898, 39214), (11204, 34643), (19607, 19796)]