1557100688

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{1103}}^1$

素因数の和:1752

約数の個数: 80

約数和(自身を含む): 3553272576

約数和(自身を除く): 1996171888

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 617, 1103, 1144, 1234, 2206, 2288, 2468, 4412, 4936, 6787, 8021, 8824, 9872, 12133, 13574, 14339, 16042, 17648, 24266, 27148, 28678, 32084, 48532, 54296, 57356, 64168, 88231, 97064, 108592, 114712, 128336, 157729, 176462, 194128, 229424, 315458, 352924, 630916, 680551, 705848, 1261832, 1361102, 1411696, 2523664, 2722204, 5444408, 7486061, 8847163, 10888816, 14972122, 17694326, 29944244, 35388652, 59888488, 70777304, 97318793, 119776976, 141554608, 194637586, 389275172, 778550344, 1557100688]

約数ペア:

[(1, 1557100688), (2, 778550344), (4, 389275172), (8, 194637586), (11, 141554608), (13, 119776976), (16, 97318793), (22, 70777304), (26, 59888488), (44, 35388652), (52, 29944244), (88, 17694326), (104, 14972122), (143, 10888816), (176, 8847163), (208, 7486061), (286, 5444408), (572, 2722204), (617, 2523664), (1103, 1411696), (1144, 1361102), (1234, 1261832), (2206, 705848), (2288, 680551), (2468, 630916), (4412, 352924), (4936, 315458), (6787, 229424), (8021, 194128), (8824, 176462), (9872, 157729), (12133, 128336), (13574, 114712), (14339, 108592), (16042, 97064), (17648, 88231), (24266, 64168), (27148, 57356), (28678, 54296), (32084, 48532)]