1891851136

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{68111}}^1$

素因数の和:68163

約数の個数: 64

約数和(自身を含む): 4446351360

約数和(自身を除く): 2554500224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 868, 896, 992, 1736, 1984, 3472, 3968, 6944, 13888, 27776, 68111, 136222, 272444, 476777, 544888, 953554, 1089776, 1907108, 2111441, 2179552, 3814216, 4222882, 4359104, 7628432, 8445764, 8718208, 14780087, 15256864, 16891528, 29560174, 30513728, 33783056, 59120348, 61027456, 67566112, 118240696, 135132224, 236481392, 270264448, 472962784, 945925568, 1891851136]

約数ペア:

[(1, 1891851136), (2, 945925568), (4, 472962784), (7, 270264448), (8, 236481392), (14, 135132224), (16, 118240696), (28, 67566112), (31, 61027456), (32, 59120348), (56, 33783056), (62, 30513728), (64, 29560174), (112, 16891528), (124, 15256864), (128, 14780087), (217, 8718208), (224, 8445764), (248, 7628432), (434, 4359104), (448, 4222882), (496, 3814216), (868, 2179552), (896, 2111441), (992, 1907108), (1736, 1089776), (1984, 953554), (3472, 544888), (3968, 476777), (6944, 272444), (13888, 136222), (27776, 68111)]