221163670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5171}}^1$

素因数の和:5245

約数の個数: 64

約数和(自身を含む): 500484096

約数和(自身を除く): 279320426

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 47, 65, 70, 91, 94, 130, 182, 235, 329, 455, 470, 611, 658, 910, 1222, 1645, 3055, 3290, 4277, 5171, 6110, 8554, 10342, 21385, 25855, 36197, 42770, 51710, 67223, 72394, 134446, 180985, 243037, 336115, 361970, 470561, 486074, 672230, 941122, 1215185, 1701259, 2352805, 2430370, 3159481, 3402518, 4705610, 6318962, 8506295, 15797405, 17012590, 22116367, 31594810, 44232734, 110581835, 221163670]

約数ペア:

[(1, 221163670), (2, 110581835), (5, 44232734), (7, 31594810), (10, 22116367), (13, 17012590), (14, 15797405), (26, 8506295), (35, 6318962), (47, 4705610), (65, 3402518), (70, 3159481), (91, 2430370), (94, 2352805), (130, 1701259), (182, 1215185), (235, 941122), (329, 672230), (455, 486074), (470, 470561), (611, 361970), (658, 336115), (910, 243037), (1222, 180985), (1645, 134446), (3055, 72394), (3290, 67223), (4277, 51710), (5171, 42770), (6110, 36197), (8554, 25855), (10342, 21385)]