388640904

素因数分解:

$2^3\times 3^1\times {\mathrm{73}}^1\times {\mathrm{221827}}^1$

素因数の和:221909

約数の個数: 32

約数和(自身を含む): 984916320

約数和(自身を除く): 596275416

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 73, 146, 219, 292, 438, 584, 876, 1752, 221827, 443654, 665481, 887308, 1330962, 1774616, 2661924, 5323848, 16193371, 32386742, 48580113, 64773484, 97160226, 129546968, 194320452, 388640904]

約数ペア:

[(1, 388640904), (2, 194320452), (3, 129546968), (4, 97160226), (6, 64773484), (8, 48580113), (12, 32386742), (24, 16193371), (73, 5323848), (146, 2661924), (219, 1774616), (292, 1330962), (438, 887308), (584, 665481), (876, 443654), (1752, 221827)]