128513448

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{254987}}^1$

素因数の和:255006

約数の個数: 48

約数和(自身を含む): 397781280

約数和(自身を除く): 269267832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 254987, 509974, 764961, 1019948, 1529922, 1784909, 2039896, 2294883, 3059844, 3569818, 4589766, 5354727, 6119688, 7139636, 9179532, 10709454, 14279272, 16064181, 18359064, 21418908, 32128362, 42837816, 64256724, 128513448]

約数ペア:

[(1, 128513448), (2, 64256724), (3, 42837816), (4, 32128362), (6, 21418908), (7, 18359064), (8, 16064181), (9, 14279272), (12, 10709454), (14, 9179532), (18, 7139636), (21, 6119688), (24, 5354727), (28, 4589766), (36, 3569818), (42, 3059844), (56, 2294883), (63, 2039896), (72, 1784909), (84, 1529922), (126, 1019948), (168, 764961), (252, 509974), (504, 254987)]