201538998

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^2\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:322

約数の個数: 72

約数和(自身を含む): 461006208

約数和(自身を除く): 259467210

約数列:

[1, 2, 3, 6, 9, 18, 31, 61, 62, 93, 122, 183, 186, 191, 279, 366, 382, 549, 558, 573, 961, 1098, 1146, 1719, 1891, 1922, 2883, 3438, 3782, 5673, 5766, 5921, 8649, 11346, 11651, 11842, 17019, 17298, 17763, 23302, 34038, 34953, 35526, 53289, 58621, 69906, 104859, 106578, 117242, 175863, 183551, 209718, 351726, 361181, 367102, 527589, 550653, 722362, 1055178, 1083543, 1101306, 1651959, 2167086, 3250629, 3303918, 6501258, 11196611, 22393222, 33589833, 67179666, 100769499, 201538998]

約数ペア:

[(1, 201538998), (2, 100769499), (3, 67179666), (6, 33589833), (9, 22393222), (18, 11196611), (31, 6501258), (61, 3303918), (62, 3250629), (93, 2167086), (122, 1651959), (183, 1101306), (186, 1083543), (191, 1055178), (279, 722362), (366, 550653), (382, 527589), (549, 367102), (558, 361181), (573, 351726), (961, 209718), (1098, 183551), (1146, 175863), (1719, 117242), (1891, 106578), (1922, 104859), (2883, 69906), (3438, 58621), (3782, 53289), (5673, 35526), (5766, 34953), (5921, 34038), (8649, 23302), (11346, 17763), (11651, 17298), (11842, 17019)]