28441518

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1229}}^1$

素因数の和:1289

約数の個数: 64

約数和(自身を含む): 70848000

約数和(自身を除く): 42406482

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 29, 38, 42, 57, 58, 87, 114, 133, 174, 203, 266, 399, 406, 551, 609, 798, 1102, 1218, 1229, 1653, 2458, 3306, 3687, 3857, 7374, 7714, 8603, 11571, 17206, 23142, 23351, 25809, 35641, 46702, 51618, 70053, 71282, 106923, 140106, 163457, 213846, 249487, 326914, 490371, 498974, 677179, 748461, 980742, 1354358, 1496922, 2031537, 4063074, 4740253, 9480506, 14220759, 28441518]

約数ペア:

[(1, 28441518), (2, 14220759), (3, 9480506), (6, 4740253), (7, 4063074), (14, 2031537), (19, 1496922), (21, 1354358), (29, 980742), (38, 748461), (42, 677179), (57, 498974), (58, 490371), (87, 326914), (114, 249487), (133, 213846), (174, 163457), (203, 140106), (266, 106923), (399, 71282), (406, 70053), (551, 51618), (609, 46702), (798, 35641), (1102, 25809), (1218, 23351), (1229, 23142), (1653, 17206), (2458, 11571), (3306, 8603), (3687, 7714), (3857, 7374)]