655976952

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{128321}}^1$

素因数の和:128404

約数の個数: 48

約数和(自身を含む): 1801640880

約数和(自身を除く): 1145663928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 128321, 256642, 384963, 513284, 769926, 1026568, 1154889, 1539852, 2309778, 3079704, 4619556, 9110791, 9239112, 18221582, 27332373, 36443164, 54664746, 72886328, 81997119, 109329492, 163994238, 218658984, 327988476, 655976952]

約数ペア:

[(1, 655976952), (2, 327988476), (3, 218658984), (4, 163994238), (6, 109329492), (8, 81997119), (9, 72886328), (12, 54664746), (18, 36443164), (24, 27332373), (36, 18221582), (71, 9239112), (72, 9110791), (142, 4619556), (213, 3079704), (284, 2309778), (426, 1539852), (568, 1154889), (639, 1026568), (852, 769926), (1278, 513284), (1704, 384963), (2556, 256642), (5112, 128321)]