72167718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{307}}^1$

素因数の和:541

約数の個数: 64

約数和(自身を含む): 172085760

約数和(自身を除く): 99918042

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 174, 193, 203, 307, 386, 406, 579, 609, 614, 921, 1158, 1218, 1351, 1842, 2149, 2702, 4053, 4298, 5597, 6447, 8106, 8903, 11194, 12894, 16791, 17806, 26709, 33582, 39179, 53418, 59251, 62321, 78358, 117537, 118502, 124642, 177753, 186963, 235074, 355506, 373926, 414757, 829514, 1244271, 1718279, 2488542, 3436558, 5154837, 10309674, 12027953, 24055906, 36083859, 72167718]

約数ペア:

[(1, 72167718), (2, 36083859), (3, 24055906), (6, 12027953), (7, 10309674), (14, 5154837), (21, 3436558), (29, 2488542), (42, 1718279), (58, 1244271), (87, 829514), (174, 414757), (193, 373926), (203, 355506), (307, 235074), (386, 186963), (406, 177753), (579, 124642), (609, 118502), (614, 117537), (921, 78358), (1158, 62321), (1218, 59251), (1351, 53418), (1842, 39179), (2149, 33582), (2702, 26709), (4053, 17806), (4298, 16791), (5597, 12894), (6447, 11194), (8106, 8903)]