28785516

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{457}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 70019040

約数和(自身を除く): 41233524

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 174, 181, 348, 362, 457, 543, 724, 914, 1086, 1371, 1828, 2172, 2742, 5249, 5484, 10498, 13253, 15747, 20996, 26506, 31494, 39759, 53012, 62988, 79518, 82717, 159036, 165434, 248151, 330868, 496302, 992604, 2398793, 4797586, 7196379, 9595172, 14392758, 28785516]

約数ペア:

[(1, 28785516), (2, 14392758), (3, 9595172), (4, 7196379), (6, 4797586), (12, 2398793), (29, 992604), (58, 496302), (87, 330868), (116, 248151), (174, 165434), (181, 159036), (348, 82717), (362, 79518), (457, 62988), (543, 53012), (724, 39759), (914, 31494), (1086, 26506), (1371, 20996), (1828, 15747), (2172, 13253), (2742, 10498), (5249, 5484)]