261323154

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{2389}}^1$

素因数の和:2559

約数の個数: 48

約数和(自身を含む): 581630400

約数和(自身を除く): 320307246

約数列:

[1, 2, 3, 6, 9, 18, 59, 103, 118, 177, 206, 309, 354, 531, 618, 927, 1062, 1854, 2389, 4778, 6077, 7167, 12154, 14334, 18231, 21501, 36462, 43002, 54693, 109386, 140951, 246067, 281902, 422853, 492134, 738201, 845706, 1268559, 1476402, 2214603, 2537118, 4429206, 14517953, 29035906, 43553859, 87107718, 130661577, 261323154]

約数ペア:

[(1, 261323154), (2, 130661577), (3, 87107718), (6, 43553859), (9, 29035906), (18, 14517953), (59, 4429206), (103, 2537118), (118, 2214603), (177, 1476402), (206, 1268559), (309, 845706), (354, 738201), (531, 492134), (618, 422853), (927, 281902), (1062, 246067), (1854, 140951), (2389, 109386), (4778, 54693), (6077, 43002), (7167, 36462), (12154, 21501), (14334, 18231)]