31479912

素因数分解:

$2^3\times 3^2\times {\mathrm{409}}^1\times {\mathrm{1069}}^1$

素因数の和:1490

約数の個数: 48

約数和(自身を含む): 85546500

約数和(自身を除く): 54066588

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 409, 818, 1069, 1227, 1636, 2138, 2454, 3207, 3272, 3681, 4276, 4908, 6414, 7362, 8552, 9621, 9816, 12828, 14724, 19242, 25656, 29448, 38484, 76968, 437221, 874442, 1311663, 1748884, 2623326, 3497768, 3934989, 5246652, 7869978, 10493304, 15739956, 31479912]

約数ペア:

[(1, 31479912), (2, 15739956), (3, 10493304), (4, 7869978), (6, 5246652), (8, 3934989), (9, 3497768), (12, 2623326), (18, 1748884), (24, 1311663), (36, 874442), (72, 437221), (409, 76968), (818, 38484), (1069, 29448), (1227, 25656), (1636, 19242), (2138, 14724), (2454, 12828), (3207, 9816), (3272, 9621), (3681, 8552), (4276, 7362), (4908, 6414)]