20161530171

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1109}}^1\times {\mathrm{3833}}^1$

素因数の和:4996

約数の個数: 48

約数和(自身を含む): 31866981120

約数和(自身を除く): 11705450949

約数列:

[1, 3, 9, 17, 31, 51, 93, 153, 279, 527, 1109, 1581, 3327, 3833, 4743, 9981, 11499, 18853, 34379, 34497, 56559, 65161, 103137, 118823, 169677, 195483, 309411, 356469, 584443, 586449, 1069407, 1753329, 2019991, 4250797, 5259987, 6059973, 12752391, 18179919, 38257173, 72263549, 131774707, 216790647, 395324121, 650371941, 1185972363, 2240170019, 6720510057, 20161530171]

約数ペア:

[(1, 20161530171), (3, 6720510057), (9, 2240170019), (17, 1185972363), (31, 650371941), (51, 395324121), (93, 216790647), (153, 131774707), (279, 72263549), (527, 38257173), (1109, 18179919), (1581, 12752391), (3327, 6059973), (3833, 5259987), (4743, 4250797), (9981, 2019991), (11499, 1753329), (18853, 1069407), (34379, 586449), (34497, 584443), (56559, 356469), (65161, 309411), (103137, 195483), (118823, 169677)]