889780298

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{331}}^1$

素因数の和:531

約数の個数: 64

約数和(自身を含む): 1577664000

約数和(自身を除く): 687883702

約数列:

[1, 2, 11, 19, 22, 38, 59, 109, 118, 209, 218, 331, 418, 649, 662, 1121, 1199, 1298, 2071, 2242, 2398, 3641, 4142, 6289, 6431, 7282, 12331, 12578, 12862, 19529, 22781, 24662, 36079, 39058, 45562, 69179, 70741, 72158, 122189, 138358, 141482, 214819, 244378, 371051, 396869, 429638, 685501, 742102, 793738, 1344079, 1371002, 2128661, 2688158, 4081561, 4257322, 7540511, 8163122, 15081022, 23415271, 40444559, 46830542, 80889118, 444890149, 889780298]

約数ペア:

[(1, 889780298), (2, 444890149), (11, 80889118), (19, 46830542), (22, 40444559), (38, 23415271), (59, 15081022), (109, 8163122), (118, 7540511), (209, 4257322), (218, 4081561), (331, 2688158), (418, 2128661), (649, 1371002), (662, 1344079), (1121, 793738), (1199, 742102), (1298, 685501), (2071, 429638), (2242, 396869), (2398, 371051), (3641, 244378), (4142, 214819), (6289, 141482), (6431, 138358), (7282, 122189), (12331, 72158), (12578, 70741), (12862, 69179), (19529, 45562), (22781, 39058), (24662, 36079)]