40572819

素因数分解:

$3^4\times 7^1\times {\mathrm{163}}^1\times {\mathrm{439}}^1$

素因数の和:621

約数の個数: 40

約数和(自身を含む): 69850880

約数和(自身を除く): 29278061

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 163, 189, 439, 489, 567, 1141, 1317, 1467, 3073, 3423, 3951, 4401, 9219, 10269, 11853, 13203, 27657, 30807, 35559, 71557, 82971, 92421, 214671, 248913, 500899, 644013, 1502697, 1932039, 4508091, 5796117, 13524273, 40572819]

約数ペア:

[(1, 40572819), (3, 13524273), (7, 5796117), (9, 4508091), (21, 1932039), (27, 1502697), (63, 644013), (81, 500899), (163, 248913), (189, 214671), (439, 92421), (489, 82971), (567, 71557), (1141, 35559), (1317, 30807), (1467, 27657), (3073, 13203), (3423, 11853), (3951, 10269), (4401, 9219)]