15975124

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 32598720

約数和(自身を除く): 16623596

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 97, 194, 197, 209, 388, 394, 418, 788, 836, 1067, 1843, 2134, 2167, 3686, 3743, 4268, 4334, 7372, 7486, 8668, 14972, 19109, 20273, 38218, 40546, 41173, 76436, 81092, 82346, 164692, 210199, 363071, 420398, 726142, 840796, 1452284, 3993781, 7987562, 15975124]

約数ペア:

[(1, 15975124), (2, 7987562), (4, 3993781), (11, 1452284), (19, 840796), (22, 726142), (38, 420398), (44, 363071), (76, 210199), (97, 164692), (194, 82346), (197, 81092), (209, 76436), (388, 41173), (394, 40546), (418, 38218), (788, 20273), (836, 19109), (1067, 14972), (1843, 8668), (2134, 7486), (2167, 7372), (3686, 4334), (3743, 4268)]