172912804

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 326874240

約数和(自身を除く): 153961436

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 109, 172, 218, 401, 436, 802, 989, 1604, 1978, 2507, 3956, 4687, 5014, 9223, 9374, 10028, 17243, 18446, 18748, 34486, 36892, 43709, 68972, 87418, 107801, 174836, 215602, 396589, 431204, 793178, 1005307, 1586356, 1879487, 2010614, 3758974, 4021228, 7517948, 43228201, 86456402, 172912804]

約数ペア:

[(1, 172912804), (2, 86456402), (4, 43228201), (23, 7517948), (43, 4021228), (46, 3758974), (86, 2010614), (92, 1879487), (109, 1586356), (172, 1005307), (218, 793178), (401, 431204), (436, 396589), (802, 215602), (989, 174836), (1604, 107801), (1978, 87418), (2507, 68972), (3956, 43709), (4687, 36892), (5014, 34486), (9223, 18748), (9374, 18446), (10028, 17243)]