311918732

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2131}}^1$

素因数の和:2238

約数の個数: 48

約数和(自身を含む): 598870272

約数和(自身を除く): 286951540

約数列:

[1, 2, 4, 23, 37, 43, 46, 74, 86, 92, 148, 172, 851, 989, 1591, 1702, 1978, 2131, 3182, 3404, 3956, 4262, 6364, 8524, 36593, 49013, 73186, 78847, 91633, 98026, 146372, 157694, 183266, 196052, 315388, 366532, 1813481, 2107559, 3390421, 3626962, 4215118, 6780842, 7253924, 8430236, 13561684, 77979683, 155959366, 311918732]

約数ペア:

[(1, 311918732), (2, 155959366), (4, 77979683), (23, 13561684), (37, 8430236), (43, 7253924), (46, 6780842), (74, 4215118), (86, 3626962), (92, 3390421), (148, 2107559), (172, 1813481), (851, 366532), (989, 315388), (1591, 196052), (1702, 183266), (1978, 157694), (2131, 146372), (3182, 98026), (3404, 91633), (3956, 78847), (4262, 73186), (6364, 49013), (8524, 36593)]