278736690973

素因数分解:

${\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1\times {\mathrm{503}}^1\times {\mathrm{3331}}^1$

素因数の和:4105

約数の個数: 32

約数和(自身を含む): 306954289152

約数和(自身を除く): 28217598179

約数列:

[1, 13, 67, 191, 503, 871, 2483, 3331, 6539, 12797, 33701, 43303, 96073, 166361, 223177, 438113, 636221, 1248949, 1675493, 2901301, 6436891, 8270873, 21781409, 42626807, 83679583, 112258031, 320019163, 554148491, 1459354403, 4160249119, 21441283921, 278736690973]

約数ペア:

[(1, 278736690973), (13, 21441283921), (67, 4160249119), (191, 1459354403), (503, 554148491), (871, 320019163), (2483, 112258031), (3331, 83679583), (6539, 42626807), (12797, 21781409), (33701, 8270873), (43303, 6436891), (96073, 2901301), (166361, 1675493), (223177, 1248949), (438113, 636221)]