1388891754

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1\times {\mathrm{557}}^1$

素因数の和:924

約数の個数: 96

約数和(自身を含む): 3321751680

約数和(自身を除く): 1932859926

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 38, 46, 57, 69, 114, 138, 171, 207, 317, 342, 414, 437, 557, 634, 874, 951, 1114, 1311, 1671, 1902, 2622, 2853, 3342, 3933, 5013, 5706, 6023, 7291, 7866, 10026, 10583, 12046, 12811, 14582, 18069, 21166, 21873, 25622, 31749, 36138, 38433, 43746, 54207, 63498, 65619, 76866, 95247, 108414, 115299, 131238, 138529, 176569, 190494, 230598, 243409, 277058, 353138, 415587, 486818, 529707, 730227, 831174, 1059414, 1246761, 1460454, 1589121, 2190681, 2493522, 3178242, 3354811, 4061087, 4381362, 6709622, 8122174, 10064433, 12183261, 20128866, 24366522, 30193299, 36549783, 60386598, 73099566, 77160653, 154321306, 231481959, 462963918, 694445877, 1388891754]

約数ペア:

[(1, 1388891754), (2, 694445877), (3, 462963918), (6, 231481959), (9, 154321306), (18, 77160653), (19, 73099566), (23, 60386598), (38, 36549783), (46, 30193299), (57, 24366522), (69, 20128866), (114, 12183261), (138, 10064433), (171, 8122174), (207, 6709622), (317, 4381362), (342, 4061087), (414, 3354811), (437, 3178242), (557, 2493522), (634, 2190681), (874, 1589121), (951, 1460454), (1114, 1246761), (1311, 1059414), (1671, 831174), (1902, 730227), (2622, 529707), (2853, 486818), (3342, 415587), (3933, 353138), (5013, 277058), (5706, 243409), (6023, 230598), (7291, 190494), (7866, 176569), (10026, 138529), (10583, 131238), (12046, 115299), (12811, 108414), (14582, 95247), (18069, 76866), (21166, 65619), (21873, 63498), (25622, 54207), (31749, 43746), (36138, 38433)]