28944293859

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{311}}^1\times {\mathrm{1423}}^1$

素因数の和:1809

約数の個数: 72

約数和(自身を含む): 46506290688

約数和(自身を除く): 17561996829

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 169, 311, 387, 507, 559, 933, 1423, 1521, 1677, 2799, 4043, 4269, 5031, 7267, 12129, 12807, 13373, 18499, 21801, 36387, 40119, 52559, 55497, 61189, 65403, 120357, 157677, 166491, 173849, 183567, 240487, 442553, 473031, 521547, 550701, 721461, 795457, 1327659, 1564641, 2164383, 2260037, 2386371, 3982977, 5753189, 6780111, 7159113, 10340941, 17259567, 19029779, 20340333, 31022823, 51778701, 57089337, 74791457, 93068469, 171268011, 224374371, 247387127, 673123113, 742161381, 2226484143, 3216032651, 9648097953, 28944293859]

約数ペア:

[(1, 28944293859), (3, 9648097953), (9, 3216032651), (13, 2226484143), (39, 742161381), (43, 673123113), (117, 247387127), (129, 224374371), (169, 171268011), (311, 93068469), (387, 74791457), (507, 57089337), (559, 51778701), (933, 31022823), (1423, 20340333), (1521, 19029779), (1677, 17259567), (2799, 10340941), (4043, 7159113), (4269, 6780111), (5031, 5753189), (7267, 3982977), (12129, 2386371), (12807, 2260037), (13373, 2164383), (18499, 1564641), (21801, 1327659), (36387, 795457), (40119, 721461), (52559, 550701), (55497, 521547), (61189, 473031), (65403, 442553), (120357, 240487), (157677, 183567), (166491, 173849)]