207378654

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:246

約数の個数: 128

約数和(自身を含む): 526417920

約数和(自身を除く): 319039266

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 31, 38, 42, 57, 62, 83, 93, 101, 114, 133, 166, 186, 202, 217, 249, 266, 303, 399, 434, 498, 581, 589, 606, 651, 707, 798, 1162, 1178, 1302, 1414, 1577, 1743, 1767, 1919, 2121, 2573, 3131, 3154, 3486, 3534, 3838, 4123, 4242, 4731, 5146, 5757, 6262, 7719, 8246, 8383, 9393, 9462, 11039, 11514, 12369, 13433, 15438, 16766, 18011, 18786, 21917, 22078, 24738, 25149, 26866, 33117, 36022, 40299, 43834, 48887, 50298, 54033, 58681, 59489, 65751, 66234, 80598, 97774, 108066, 117362, 118978, 131502, 146661, 159277, 176043, 178467, 259873, 293322, 318554, 342209, 352086, 356934, 416423, 477831, 519746, 684418, 779619, 832846, 955662, 1026627, 1114939, 1249269, 1559238, 1819111, 2053254, 2229878, 2498538, 3344817, 3638222, 4937587, 5457333, 6689634, 9875174, 10914666, 14812761, 29625522, 34563109, 69126218, 103689327, 207378654]

約数ペア:

[(1, 207378654), (2, 103689327), (3, 69126218), (6, 34563109), (7, 29625522), (14, 14812761), (19, 10914666), (21, 9875174), (31, 6689634), (38, 5457333), (42, 4937587), (57, 3638222), (62, 3344817), (83, 2498538), (93, 2229878), (101, 2053254), (114, 1819111), (133, 1559238), (166, 1249269), (186, 1114939), (202, 1026627), (217, 955662), (249, 832846), (266, 779619), (303, 684418), (399, 519746), (434, 477831), (498, 416423), (581, 356934), (589, 352086), (606, 342209), (651, 318554), (707, 293322), (798, 259873), (1162, 178467), (1178, 176043), (1302, 159277), (1414, 146661), (1577, 131502), (1743, 118978), (1767, 117362), (1919, 108066), (2121, 97774), (2573, 80598), (3131, 66234), (3154, 65751), (3486, 59489), (3534, 58681), (3838, 54033), (4123, 50298), (4242, 48887), (4731, 43834), (5146, 40299), (5757, 36022), (6262, 33117), (7719, 26866), (8246, 25149), (8383, 24738), (9393, 22078), (9462, 21917), (11039, 18786), (11514, 18011), (12369, 16766), (13433, 15438)]