31015348

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{613}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 67392640

約数和(自身を除く): 36377292

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 139, 182, 278, 364, 556, 613, 973, 1226, 1807, 1946, 2452, 3614, 3892, 4291, 7228, 7969, 8582, 12649, 15938, 17164, 25298, 31876, 50596, 55783, 85207, 111566, 170414, 223132, 340828, 596449, 1107691, 1192898, 2215382, 2385796, 4430764, 7753837, 15507674, 31015348]

約数ペア:

[(1, 31015348), (2, 15507674), (4, 7753837), (7, 4430764), (13, 2385796), (14, 2215382), (26, 1192898), (28, 1107691), (52, 596449), (91, 340828), (139, 223132), (182, 170414), (278, 111566), (364, 85207), (556, 55783), (613, 50596), (973, 31876), (1226, 25298), (1807, 17164), (1946, 15938), (2452, 12649), (3614, 8582), (3892, 7969), (4291, 7228)]