15813196

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 33868800

約数和(自身を除く): 18055604

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 139, 238, 239, 278, 476, 478, 556, 956, 973, 1673, 1946, 2363, 3346, 3892, 4063, 4726, 6692, 8126, 9452, 16252, 16541, 28441, 33082, 33221, 56882, 66164, 66442, 113764, 132884, 232547, 465094, 564757, 930188, 1129514, 2259028, 3953299, 7906598, 15813196]

約数ペア:

[(1, 15813196), (2, 7906598), (4, 3953299), (7, 2259028), (14, 1129514), (17, 930188), (28, 564757), (34, 465094), (68, 232547), (119, 132884), (139, 113764), (238, 66442), (239, 66164), (278, 56882), (476, 33221), (478, 33082), (556, 28441), (956, 16541), (973, 16252), (1673, 9452), (1946, 8126), (2363, 6692), (3346, 4726), (3892, 4063)]