1997772

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1399}}^1$

素因数の和:1430

約数の個数: 48

約数和(自身を含む): 5644800

約数和(自身を除く): 3647028

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, 1399, 1428, 2798, 4197, 5596, 8394, 9793, 16788, 19586, 23783, 29379, 39172, 47566, 58758, 71349, 95132, 117516, 142698, 166481, 285396, 332962, 499443, 665924, 998886, 1997772]

約数ペア:

[(1, 1997772), (2, 998886), (3, 665924), (4, 499443), (6, 332962), (7, 285396), (12, 166481), (14, 142698), (17, 117516), (21, 95132), (28, 71349), (34, 58758), (42, 47566), (51, 39172), (68, 29379), (84, 23783), (102, 19586), (119, 16788), (204, 9793), (238, 8394), (357, 5596), (476, 4197), (714, 2798), (1399, 1428)]