138652017

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{491}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 230185152

約数和(自身を除く): 91533135

約数列:

[1, 3, 7, 17, 21, 49, 51, 113, 119, 147, 339, 357, 491, 791, 833, 1473, 1921, 2373, 2499, 3437, 5537, 5763, 8347, 10311, 13447, 16611, 24059, 25041, 40341, 55483, 58429, 72177, 94129, 166449, 175287, 282387, 388381, 409003, 943211, 1165143, 1227009, 2718667, 2829633, 6602477, 8156001, 19807431, 46217339, 138652017]

約数ペア:

[(1, 138652017), (3, 46217339), (7, 19807431), (17, 8156001), (21, 6602477), (49, 2829633), (51, 2718667), (113, 1227009), (119, 1165143), (147, 943211), (339, 409003), (357, 388381), (491, 282387), (791, 175287), (833, 166449), (1473, 94129), (1921, 72177), (2373, 58429), (2499, 55483), (3437, 40341), (5537, 25041), (5763, 24059), (8347, 16611), (10311, 13447)]