138439308

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{235441}}^1$

素因数の和:235462

約数の個数: 36

約数和(自身を含む): 375765432

約数和(自身を除く): 237326124

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 235441, 470882, 706323, 941764, 1412646, 1648087, 2825292, 3296174, 4944261, 6592348, 9888522, 11536609, 19777044, 23073218, 34609827, 46146436, 69219654, 138439308]

約数ペア:

[(1, 138439308), (2, 69219654), (3, 46146436), (4, 34609827), (6, 23073218), (7, 19777044), (12, 11536609), (14, 9888522), (21, 6592348), (28, 4944261), (42, 3296174), (49, 2825292), (84, 1648087), (98, 1412646), (147, 941764), (196, 706323), (294, 470882), (588, 235441)]