211953744

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{20731}}^1$

素因数の和:20816

約数の個数: 60

約数和(自身を含む): 601559712

約数和(自身を除く): 389605968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2556, 3408, 5112, 10224, 20731, 41462, 62193, 82924, 124386, 165848, 186579, 248772, 331696, 373158, 497544, 746316, 995088, 1471901, 1492632, 2943802, 2985264, 4415703, 5887604, 8831406, 11775208, 13247109, 17662812, 23550416, 26494218, 35325624, 52988436, 70651248, 105976872, 211953744]

約数ペア:

[(1, 211953744), (2, 105976872), (3, 70651248), (4, 52988436), (6, 35325624), (8, 26494218), (9, 23550416), (12, 17662812), (16, 13247109), (18, 11775208), (24, 8831406), (36, 5887604), (48, 4415703), (71, 2985264), (72, 2943802), (142, 1492632), (144, 1471901), (213, 995088), (284, 746316), (426, 497544), (568, 373158), (639, 331696), (852, 248772), (1136, 186579), (1278, 165848), (1704, 124386), (2556, 82924), (3408, 62193), (5112, 41462), (10224, 20731)]