28946814

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 65802240

約数和(自身を除く): 36855426

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 67, 78, 87, 134, 174, 191, 201, 377, 382, 402, 573, 754, 871, 1131, 1146, 1742, 1943, 2262, 2483, 2613, 3886, 4966, 5226, 5539, 5829, 7449, 11078, 11658, 12797, 14898, 16617, 25259, 25594, 33234, 38391, 50518, 72007, 75777, 76782, 144014, 151554, 166361, 216021, 332722, 371113, 432042, 499083, 742226, 998166, 1113339, 2226678, 4824469, 9648938, 14473407, 28946814]

約数ペア:

[(1, 28946814), (2, 14473407), (3, 9648938), (6, 4824469), (13, 2226678), (26, 1113339), (29, 998166), (39, 742226), (58, 499083), (67, 432042), (78, 371113), (87, 332722), (134, 216021), (174, 166361), (191, 151554), (201, 144014), (377, 76782), (382, 75777), (402, 72007), (573, 50518), (754, 38391), (871, 33234), (1131, 25594), (1146, 25259), (1742, 16617), (1943, 14898), (2262, 12797), (2483, 11658), (2613, 11078), (3886, 7449), (4966, 5829), (5226, 5539)]