31936155

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 52420608

約数和(自身を除く): 20484453

約数列:

[1, 3, 5, 15, 71, 157, 191, 213, 355, 471, 573, 785, 955, 1065, 2355, 2865, 11147, 13561, 29987, 33441, 40683, 55735, 67805, 89961, 149935, 167205, 203415, 449805, 2129077, 6387231, 10645385, 31936155]

約数ペア:

[(1, 31936155), (3, 10645385), (5, 6387231), (15, 2129077), (71, 449805), (157, 203415), (191, 167205), (213, 149935), (355, 89961), (471, 67805), (573, 55735), (785, 40683), (955, 33441), (1065, 29987), (2355, 13561), (2865, 11147)]