81990446

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{719}}^1$

素因数の和:848

約数の個数: 32

約数和(自身を含む): 133954560

約数和(自身を除く): 51964114

約数列:

[1, 2, 23, 37, 46, 67, 74, 134, 719, 851, 1438, 1541, 1702, 2479, 3082, 4958, 16537, 26603, 33074, 48173, 53206, 57017, 96346, 114034, 611869, 1107979, 1223738, 1782401, 2215958, 3564802, 40995223, 81990446]

約数ペア:

[(1, 81990446), (2, 40995223), (23, 3564802), (37, 2215958), (46, 1782401), (67, 1223738), (74, 1107979), (134, 611869), (719, 114034), (851, 96346), (1438, 57017), (1541, 53206), (1702, 48173), (2479, 33074), (3082, 26603), (4958, 16537)]