1438798465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^3$

素因数の和:171

約数の個数: 64

約数和(自身を含む): 2099059200

約数和(自身を除く): 660260735

約数列:

[1, 5, 13, 19, 23, 37, 65, 95, 115, 185, 247, 299, 437, 481, 703, 851, 1235, 1369, 1495, 2185, 2405, 3515, 4255, 5681, 6845, 9139, 11063, 16169, 17797, 26011, 28405, 31487, 45695, 50653, 55315, 80845, 88985, 130055, 157435, 210197, 253265, 338143, 409331, 598253, 658489, 962407, 1050985, 1165019, 1690715, 2046655, 2991265, 3292445, 4812035, 5825095, 7777289, 12511291, 15145247, 22135361, 38886445, 62556455, 75726235, 110676805, 287759693, 1438798465]

約数ペア:

[(1, 1438798465), (5, 287759693), (13, 110676805), (19, 75726235), (23, 62556455), (37, 38886445), (65, 22135361), (95, 15145247), (115, 12511291), (185, 7777289), (247, 5825095), (299, 4812035), (437, 3292445), (481, 2991265), (703, 2046655), (851, 1690715), (1235, 1165019), (1369, 1050985), (1495, 962407), (2185, 658489), (2405, 598253), (3515, 409331), (4255, 338143), (5681, 253265), (6845, 210197), (9139, 157435), (11063, 130055), (16169, 88985), (17797, 80845), (26011, 55315), (28405, 50653), (31487, 45695)]