127198208

素因数分解:

$2^{10}\times {\mathrm{31}}^1\times {\mathrm{4007}}^1$

素因数の和:4058

約数の個数: 44

約数和(自身を含む): 262540032

約数和(自身を除く): 135341824

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1024, 1984, 3968, 4007, 7936, 8014, 15872, 16028, 31744, 32056, 64112, 124217, 128224, 248434, 256448, 496868, 512896, 993736, 1025792, 1987472, 2051584, 3974944, 4103168, 7949888, 15899776, 31799552, 63599104, 127198208]

約数ペア:

[(1, 127198208), (2, 63599104), (4, 31799552), (8, 15899776), (16, 7949888), (31, 4103168), (32, 3974944), (62, 2051584), (64, 1987472), (124, 1025792), (128, 993736), (248, 512896), (256, 496868), (496, 256448), (512, 248434), (992, 128224), (1024, 124217), (1984, 64112), (3968, 32056), (4007, 31744), (7936, 16028), (8014, 15872)]