989870406

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{1409}}^1$

素因数の和:1853

約数の個数: 64

約数和(自身を含む): 2322777600

約数和(自身を除く): 1332907194

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 389, 602, 778, 903, 1167, 1409, 1806, 2334, 2723, 2818, 4227, 5446, 8169, 8454, 9863, 16338, 16727, 19726, 29589, 33454, 50181, 59178, 60587, 100362, 117089, 121174, 181761, 234178, 351267, 363522, 424109, 548101, 702534, 848218, 1096202, 1272327, 1644303, 2544654, 3288606, 3836707, 7673414, 11510121, 23020242, 23568343, 47136686, 70705029, 141410058, 164978401, 329956802, 494935203, 989870406]

約数ペア:

[(1, 989870406), (2, 494935203), (3, 329956802), (6, 164978401), (7, 141410058), (14, 70705029), (21, 47136686), (42, 23568343), (43, 23020242), (86, 11510121), (129, 7673414), (258, 3836707), (301, 3288606), (389, 2544654), (602, 1644303), (778, 1272327), (903, 1096202), (1167, 848218), (1409, 702534), (1806, 548101), (2334, 424109), (2723, 363522), (2818, 351267), (4227, 234178), (5446, 181761), (8169, 121174), (8454, 117089), (9863, 100362), (16338, 60587), (16727, 59178), (19726, 50181), (29589, 33454)]