72778212

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{155509}}^1$

素因数の和:155532

約数の個数: 36

約数和(自身を含む): 198119740

約数和(自身を除く): 125341528

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 155509, 311018, 466527, 622036, 933054, 1399581, 1866108, 2021617, 2799162, 4043234, 5598324, 6064851, 8086468, 12129702, 18194553, 24259404, 36389106, 72778212]

約数ペア:

[(1, 72778212), (2, 36389106), (3, 24259404), (4, 18194553), (6, 12129702), (9, 8086468), (12, 6064851), (13, 5598324), (18, 4043234), (26, 2799162), (36, 2021617), (39, 1866108), (52, 1399581), (78, 933054), (117, 622036), (156, 466527), (234, 311018), (468, 155509)]