17871272997

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{397}}^1$

素因数の和:686

約数の個数: 64

約数和(自身を含む): 25721625600

約数和(自身を除く): 7850352603

約数列:

[1, 3, 29, 47, 87, 101, 109, 141, 303, 327, 397, 1191, 1363, 2929, 3161, 4089, 4747, 5123, 8787, 9483, 11009, 11513, 14241, 15369, 18659, 33027, 34539, 40097, 43273, 55977, 120291, 129819, 137663, 148567, 319261, 412989, 445701, 517423, 541111, 957783, 1162813, 1254917, 1552269, 1623333, 1884559, 2033831, 3488439, 3764751, 4370573, 5653677, 6101493, 13111719, 15005267, 45015801, 54652211, 58981099, 126746617, 163956633, 176943297, 205416931, 380239851, 616250793, 5957090999, 17871272997]

約数ペア:

[(1, 17871272997), (3, 5957090999), (29, 616250793), (47, 380239851), (87, 205416931), (101, 176943297), (109, 163956633), (141, 126746617), (303, 58981099), (327, 54652211), (397, 45015801), (1191, 15005267), (1363, 13111719), (2929, 6101493), (3161, 5653677), (4089, 4370573), (4747, 3764751), (5123, 3488439), (8787, 2033831), (9483, 1884559), (11009, 1623333), (11513, 1552269), (14241, 1254917), (15369, 1162813), (18659, 957783), (33027, 541111), (34539, 517423), (40097, 445701), (43273, 412989), (55977, 319261), (120291, 148567), (129819, 137663)]