81982472

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71663}}^1$

素因数の和:71693

約数の個数: 32

約数和(自身を含む): 180593280

約数和(自身を除く): 98610808

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 71663, 143326, 286652, 573304, 788293, 931619, 1576586, 1863238, 3153172, 3726476, 6306344, 7452952, 10247809, 20495618, 40991236, 81982472]

約数ペア:

[(1, 81982472), (2, 40991236), (4, 20495618), (8, 10247809), (11, 7452952), (13, 6306344), (22, 3726476), (26, 3153172), (44, 1863238), (52, 1576586), (88, 931619), (104, 788293), (143, 573304), (286, 286652), (572, 143326), (1144, 71663)]