128335844

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1301}}^1$

素因数の和:1596

約数の個数: 48

約数和(自身を含む): 277648896

約数和(自身を除く): 149313052

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 271, 364, 542, 1084, 1301, 1897, 2602, 3523, 3794, 5204, 7046, 7588, 9107, 14092, 16913, 18214, 24661, 33826, 36428, 49322, 67652, 98644, 118391, 236782, 352571, 473564, 705142, 1410284, 2467997, 4583423, 4935994, 9166846, 9871988, 18333692, 32083961, 64167922, 128335844]

約数ペア:

[(1, 128335844), (2, 64167922), (4, 32083961), (7, 18333692), (13, 9871988), (14, 9166846), (26, 4935994), (28, 4583423), (52, 2467997), (91, 1410284), (182, 705142), (271, 473564), (364, 352571), (542, 236782), (1084, 118391), (1301, 98644), (1897, 67652), (2602, 49322), (3523, 36428), (3794, 33826), (5204, 24661), (7046, 18214), (7588, 16913), (9107, 14092)]