72581236

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199399}}^1$

素因数の和:199423

約数の個数: 24

約数和(自身を含む): 156329600

約数和(自身を除く): 83748364

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 199399, 398798, 797596, 1395793, 2592187, 2791586, 5184374, 5583172, 10368748, 18145309, 36290618, 72581236]

約数ペア:

[(1, 72581236), (2, 36290618), (4, 18145309), (7, 10368748), (13, 5583172), (14, 5184374), (26, 2791586), (28, 2592187), (52, 1395793), (91, 797596), (182, 398798), (364, 199399)]