215515458

素因数分解:

$2^1\times 3^3\times {\mathrm{89}}^1\times {\mathrm{44843}}^1$

素因数の和:44943

約数の個数: 32

約数和(自身を含む): 484315200

約数和(自身を除く): 268799742

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 89, 178, 267, 534, 801, 1602, 2403, 4806, 44843, 89686, 134529, 269058, 403587, 807174, 1210761, 2421522, 3991027, 7982054, 11973081, 23946162, 35919243, 71838486, 107757729, 215515458]

約数ペア:

[(1, 215515458), (2, 107757729), (3, 71838486), (6, 35919243), (9, 23946162), (18, 11973081), (27, 7982054), (54, 3991027), (89, 2421522), (178, 1210761), (267, 807174), (534, 403587), (801, 269058), (1602, 134529), (2403, 89686), (4806, 44843)]