66750663

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2549}}^1$

素因数の和:2631

約数の個数: 32

約数和(自身を含む): 107712000

約数和(自身を除く): 40961337

約数列:

[1, 3, 7, 21, 29, 43, 87, 129, 203, 301, 609, 903, 1247, 2549, 3741, 7647, 8729, 17843, 26187, 53529, 73921, 109607, 221763, 328821, 517447, 767249, 1552341, 2301747, 3178603, 9535809, 22250221, 66750663]

約数ペア:

[(1, 66750663), (3, 22250221), (7, 9535809), (21, 3178603), (29, 2301747), (43, 1552341), (87, 767249), (129, 517447), (203, 328821), (301, 221763), (609, 109607), (903, 73921), (1247, 53529), (2549, 26187), (3741, 17843), (7647, 8729)]