1688597716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{3911}}^1$

素因数の和:3989

約数の個数: 72

約数和(自身を含む): 3505590144

約数和(自身を除く): 1816992428

約数列:

[1, 2, 4, 13, 19, 23, 26, 38, 46, 52, 76, 92, 247, 299, 361, 437, 494, 598, 722, 874, 988, 1196, 1444, 1748, 3911, 4693, 5681, 7822, 8303, 9386, 11362, 15644, 16606, 18772, 22724, 33212, 50843, 74309, 89953, 101686, 107939, 148618, 179906, 203372, 215878, 297236, 359812, 431756, 966017, 1169389, 1411871, 1709107, 1932034, 2338778, 2823742, 3418214, 3864068, 4677556, 5647484, 6836428, 18354323, 22218391, 32473033, 36708646, 44436782, 64946066, 73417292, 88873564, 129892132, 422149429, 844298858, 1688597716]

約数ペア:

[(1, 1688597716), (2, 844298858), (4, 422149429), (13, 129892132), (19, 88873564), (23, 73417292), (26, 64946066), (38, 44436782), (46, 36708646), (52, 32473033), (76, 22218391), (92, 18354323), (247, 6836428), (299, 5647484), (361, 4677556), (437, 3864068), (494, 3418214), (598, 2823742), (722, 2338778), (874, 1932034), (988, 1709107), (1196, 1411871), (1444, 1169389), (1748, 966017), (3911, 431756), (4693, 359812), (5681, 297236), (7822, 215878), (8303, 203372), (9386, 179906), (11362, 148618), (15644, 107939), (16606, 101686), (18772, 89953), (22724, 74309), (33212, 50843)]