221031824

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{3677}}^1$

素因数の和:3732

約数の個数: 60

約数和(自身を含む): 490049364

約数和(自身を除く): 269017540

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 289, 442, 578, 884, 1156, 1768, 2312, 3536, 3677, 3757, 4624, 7354, 7514, 14708, 15028, 29416, 30056, 47801, 58832, 60112, 62509, 95602, 125018, 191204, 250036, 382408, 500072, 764816, 812617, 1000144, 1062653, 1625234, 2125306, 3250468, 4250612, 6500936, 8501224, 13001872, 13814489, 17002448, 27628978, 55257956, 110515912, 221031824]

約数ペア:

[(1, 221031824), (2, 110515912), (4, 55257956), (8, 27628978), (13, 17002448), (16, 13814489), (17, 13001872), (26, 8501224), (34, 6500936), (52, 4250612), (68, 3250468), (104, 2125306), (136, 1625234), (208, 1062653), (221, 1000144), (272, 812617), (289, 764816), (442, 500072), (578, 382408), (884, 250036), (1156, 191204), (1768, 125018), (2312, 95602), (3536, 62509), (3677, 60112), (3757, 58832), (4624, 47801), (7354, 30056), (7514, 29416), (14708, 15028)]