208073313

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{57943}}^1$

素因数の和:57978

約数の個数: 32

約数和(自身を含む): 370841600

約数和(自身を除く): 162768287

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 57943, 173829, 405601, 521487, 1100917, 1216803, 1564461, 3302751, 3650409, 7706419, 9908253, 10951227, 23119257, 29724759, 69357771, 208073313]

約数ペア:

[(1, 208073313), (3, 69357771), (7, 29724759), (9, 23119257), (19, 10951227), (21, 9908253), (27, 7706419), (57, 3650409), (63, 3302751), (133, 1564461), (171, 1216803), (189, 1100917), (399, 521487), (513, 405601), (1197, 173829), (3591, 57943)]