28480788

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{373}}^1$

素因数の和:494

約数の個数: 96

約数和(自身を含む): 85451520

約数和(自身を除く): 56970732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 101, 108, 126, 189, 202, 252, 303, 373, 378, 404, 606, 707, 746, 756, 909, 1119, 1212, 1414, 1492, 1818, 2121, 2238, 2611, 2727, 2828, 3357, 3636, 4242, 4476, 5222, 5454, 6363, 6714, 7833, 8484, 10071, 10444, 10908, 12726, 13428, 15666, 19089, 20142, 23499, 25452, 31332, 37673, 38178, 40284, 46998, 70497, 75346, 76356, 93996, 113019, 140994, 150692, 226038, 263711, 281988, 339057, 452076, 527422, 678114, 791133, 1017171, 1054844, 1356228, 1582266, 2034342, 2373399, 3164532, 4068684, 4746798, 7120197, 9493596, 14240394, 28480788]

約数ペア:

[(1, 28480788), (2, 14240394), (3, 9493596), (4, 7120197), (6, 4746798), (7, 4068684), (9, 3164532), (12, 2373399), (14, 2034342), (18, 1582266), (21, 1356228), (27, 1054844), (28, 1017171), (36, 791133), (42, 678114), (54, 527422), (63, 452076), (84, 339057), (101, 281988), (108, 263711), (126, 226038), (189, 150692), (202, 140994), (252, 113019), (303, 93996), (373, 76356), (378, 75346), (404, 70497), (606, 46998), (707, 40284), (746, 38178), (756, 37673), (909, 31332), (1119, 25452), (1212, 23499), (1414, 20142), (1492, 19089), (1818, 15666), (2121, 13428), (2238, 12726), (2611, 10908), (2727, 10444), (2828, 10071), (3357, 8484), (3636, 7833), (4242, 6714), (4476, 6363), (5222, 5454)]