28113036

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19687}}^1$

素因数の和:19718

約数の個数: 48

約数和(自身を含む): 79382016

約数和(自身を除く): 51268980

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 19687, 39374, 59061, 78748, 118122, 137809, 236244, 275618, 334679, 413427, 551236, 669358, 826854, 1004037, 1338716, 1653708, 2008074, 2342753, 4016148, 4685506, 7028259, 9371012, 14056518, 28113036]

約数ペア:

[(1, 28113036), (2, 14056518), (3, 9371012), (4, 7028259), (6, 4685506), (7, 4016148), (12, 2342753), (14, 2008074), (17, 1653708), (21, 1338716), (28, 1004037), (34, 826854), (42, 669358), (51, 551236), (68, 413427), (84, 334679), (102, 275618), (119, 236244), (204, 137809), (238, 118122), (357, 78748), (476, 59061), (714, 39374), (1428, 19687)]