28124142

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 62899200

約数和(自身を除く): 34775058

約数列:

[1, 2, 3, 6, 19, 29, 38, 47, 57, 58, 87, 94, 114, 141, 174, 181, 282, 362, 543, 551, 893, 1086, 1102, 1363, 1653, 1786, 2679, 2726, 3306, 3439, 4089, 5249, 5358, 6878, 8178, 8507, 10317, 10498, 15747, 17014, 20634, 25521, 25897, 31494, 51042, 51794, 77691, 99731, 155382, 161633, 199462, 246703, 299193, 323266, 484899, 493406, 598386, 740109, 969798, 1480218, 4687357, 9374714, 14062071, 28124142]

約数ペア:

[(1, 28124142), (2, 14062071), (3, 9374714), (6, 4687357), (19, 1480218), (29, 969798), (38, 740109), (47, 598386), (57, 493406), (58, 484899), (87, 323266), (94, 299193), (114, 246703), (141, 199462), (174, 161633), (181, 155382), (282, 99731), (362, 77691), (543, 51794), (551, 51042), (893, 31494), (1086, 25897), (1102, 25521), (1363, 20634), (1653, 17014), (1786, 15747), (2679, 10498), (2726, 10317), (3306, 8507), (3439, 8178), (4089, 6878), (5249, 5358)]