39989508

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{887}}^1$

素因数の和:941

約数の個数: 72

約数和(自身を含む): 106865472

約数和(自身を除く): 66875964

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 289, 442, 578, 663, 867, 884, 887, 1156, 1326, 1734, 1774, 2652, 2661, 3468, 3548, 3757, 5322, 7514, 10644, 11271, 11531, 15028, 15079, 22542, 23062, 30158, 34593, 45084, 45237, 46124, 60316, 69186, 90474, 138372, 180948, 196027, 256343, 392054, 512686, 588081, 769029, 784108, 1025372, 1176162, 1538058, 2352324, 3076116, 3332459, 6664918, 9997377, 13329836, 19994754, 39989508]

約数ペア:

[(1, 39989508), (2, 19994754), (3, 13329836), (4, 9997377), (6, 6664918), (12, 3332459), (13, 3076116), (17, 2352324), (26, 1538058), (34, 1176162), (39, 1025372), (51, 784108), (52, 769029), (68, 588081), (78, 512686), (102, 392054), (156, 256343), (204, 196027), (221, 180948), (289, 138372), (442, 90474), (578, 69186), (663, 60316), (867, 46124), (884, 45237), (887, 45084), (1156, 34593), (1326, 30158), (1734, 23062), (1774, 22542), (2652, 15079), (2661, 15028), (3468, 11531), (3548, 11271), (3757, 10644), (5322, 7514)]