15661451728

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{521}}^1\times {\mathrm{11117}}^1$

素因数の和:11672

約数の個数: 60

約数和(自身を含む): 32923800108

約数和(自身を除く): 17262348380

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 521, 676, 1042, 1352, 2084, 2704, 4168, 6773, 8336, 11117, 13546, 22234, 27092, 44468, 54184, 88049, 88936, 108368, 144521, 176098, 177872, 289042, 352196, 578084, 704392, 1156168, 1408784, 1878773, 2312336, 3757546, 5791957, 7515092, 11583914, 15030184, 23167828, 30060368, 46335656, 75295441, 92671312, 150590882, 301181764, 602363528, 978840733, 1204727056, 1957681466, 3915362932, 7830725864, 15661451728]

約数ペア:

[(1, 15661451728), (2, 7830725864), (4, 3915362932), (8, 1957681466), (13, 1204727056), (16, 978840733), (26, 602363528), (52, 301181764), (104, 150590882), (169, 92671312), (208, 75295441), (338, 46335656), (521, 30060368), (676, 23167828), (1042, 15030184), (1352, 11583914), (2084, 7515092), (2704, 5791957), (4168, 3757546), (6773, 2312336), (8336, 1878773), (11117, 1408784), (13546, 1156168), (22234, 704392), (27092, 578084), (44468, 352196), (54184, 289042), (88049, 177872), (88936, 176098), (108368, 144521)]