161905884

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{887}}^1$

素因数の和:995

約数の個数: 96

約数和(自身を含む): 451132416

約数和(自身を除く): 289226532

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 53, 82, 84, 106, 123, 159, 164, 212, 246, 287, 318, 371, 492, 574, 636, 742, 861, 887, 1113, 1148, 1484, 1722, 1774, 2173, 2226, 2661, 3444, 3548, 4346, 4452, 5322, 6209, 6519, 8692, 10644, 12418, 13038, 15211, 18627, 24836, 26076, 30422, 36367, 37254, 45633, 47011, 60844, 72734, 74508, 91266, 94022, 109101, 141033, 145468, 182532, 188044, 218202, 254569, 282066, 329077, 436404, 509138, 564132, 658154, 763707, 987231, 1018276, 1316308, 1527414, 1927451, 1974462, 3054828, 3854902, 3948924, 5782353, 7709804, 11564706, 13492157, 23129412, 26984314, 40476471, 53968628, 80952942, 161905884]

約数ペア:

[(1, 161905884), (2, 80952942), (3, 53968628), (4, 40476471), (6, 26984314), (7, 23129412), (12, 13492157), (14, 11564706), (21, 7709804), (28, 5782353), (41, 3948924), (42, 3854902), (53, 3054828), (82, 1974462), (84, 1927451), (106, 1527414), (123, 1316308), (159, 1018276), (164, 987231), (212, 763707), (246, 658154), (287, 564132), (318, 509138), (371, 436404), (492, 329077), (574, 282066), (636, 254569), (742, 218202), (861, 188044), (887, 182532), (1113, 145468), (1148, 141033), (1484, 109101), (1722, 94022), (1774, 91266), (2173, 74508), (2226, 72734), (2661, 60844), (3444, 47011), (3548, 45633), (4346, 37254), (4452, 36367), (5322, 30422), (6209, 26076), (6519, 24836), (8692, 18627), (10644, 15211), (12418, 13038)]