138640404

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{235783}}^1$

素因数の和:235804

約数の個数: 36

約数和(自身を含む): 376311264

約数和(自身を除く): 237670860

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 235783, 471566, 707349, 943132, 1414698, 1650481, 2829396, 3300962, 4951443, 6601924, 9902886, 11553367, 19805772, 23106734, 34660101, 46213468, 69320202, 138640404]

約数ペア:

[(1, 138640404), (2, 69320202), (3, 46213468), (4, 34660101), (6, 23106734), (7, 19805772), (12, 11553367), (14, 9902886), (21, 6601924), (28, 4951443), (42, 3300962), (49, 2829396), (84, 1650481), (98, 1414698), (147, 943132), (196, 707349), (294, 471566), (588, 235783)]