158248701

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:491

約数の個数: 64

約数和(自身を含む): 270816000

約数和(自身を除く): 112567299

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 61, 117, 171, 183, 247, 351, 389, 513, 549, 741, 793, 1159, 1167, 1647, 2223, 2379, 3477, 3501, 5057, 6669, 7137, 7391, 10431, 10503, 15067, 15171, 21411, 22173, 23729, 31293, 45201, 45513, 66519, 71187, 96083, 135603, 136539, 199557, 213561, 288249, 308477, 406809, 450851, 640683, 864747, 925431, 1352553, 2594241, 2776293, 4057659, 5861063, 8328879, 12172977, 17583189, 52749567, 158248701]

約数ペア:

[(1, 158248701), (3, 52749567), (9, 17583189), (13, 12172977), (19, 8328879), (27, 5861063), (39, 4057659), (57, 2776293), (61, 2594241), (117, 1352553), (171, 925431), (183, 864747), (247, 640683), (351, 450851), (389, 406809), (513, 308477), (549, 288249), (741, 213561), (793, 199557), (1159, 136539), (1167, 135603), (1647, 96083), (2223, 71187), (2379, 66519), (3477, 45513), (3501, 45201), (5057, 31293), (6669, 23729), (7137, 22173), (7391, 21411), (10431, 15171), (10503, 15067)]