172587636

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{1543}}^1$

素因数の和:1805

約数の個数: 72

約数和(自身を含む): 472093440

約数和(自身を除く): 299505804

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 239, 468, 478, 717, 956, 1434, 1543, 2151, 2868, 3086, 3107, 4302, 4629, 6172, 6214, 8604, 9258, 9321, 12428, 13887, 18516, 18642, 20059, 27774, 27963, 37284, 40118, 55548, 55926, 60177, 80236, 111852, 120354, 180531, 240708, 361062, 368777, 722124, 737554, 1106331, 1475108, 2212662, 3318993, 4425324, 4794101, 6637986, 9588202, 13275972, 14382303, 19176404, 28764606, 43146909, 57529212, 86293818, 172587636]

約数ペア:

[(1, 172587636), (2, 86293818), (3, 57529212), (4, 43146909), (6, 28764606), (9, 19176404), (12, 14382303), (13, 13275972), (18, 9588202), (26, 6637986), (36, 4794101), (39, 4425324), (52, 3318993), (78, 2212662), (117, 1475108), (156, 1106331), (234, 737554), (239, 722124), (468, 368777), (478, 361062), (717, 240708), (956, 180531), (1434, 120354), (1543, 111852), (2151, 80236), (2868, 60177), (3086, 55926), (3107, 55548), (4302, 40118), (4629, 37284), (6172, 27963), (6214, 27774), (8604, 20059), (9258, 18642), (9321, 18516), (12428, 13887)]