81738618

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61643}}^1$

素因数の和:61678

約数の個数: 32

約数和(自身を含む): 186411456

約数和(自身を除く): 104672838

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 61643, 123286, 184929, 369858, 801359, 1047931, 1602718, 2095862, 2404077, 3143793, 4808154, 6287586, 13623103, 27246206, 40869309, 81738618]

約数ペア:

[(1, 81738618), (2, 40869309), (3, 27246206), (6, 13623103), (13, 6287586), (17, 4808154), (26, 3143793), (34, 2404077), (39, 2095862), (51, 1602718), (78, 1047931), (102, 801359), (221, 369858), (442, 184929), (663, 123286), (1326, 61643)]