215145952

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{30983}}^1$

素因数の和:31031

約数の個数: 48

約数和(自身を含む): 499709952

約数和(自身を除く): 284564000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 992, 1736, 3472, 6944, 30983, 61966, 123932, 216881, 247864, 433762, 495728, 867524, 960473, 991456, 1735048, 1920946, 3470096, 3841892, 6723311, 6940192, 7683784, 13446622, 15367568, 26893244, 30735136, 53786488, 107572976, 215145952]

約数ペア:

[(1, 215145952), (2, 107572976), (4, 53786488), (7, 30735136), (8, 26893244), (14, 15367568), (16, 13446622), (28, 7683784), (31, 6940192), (32, 6723311), (56, 3841892), (62, 3470096), (112, 1920946), (124, 1735048), (217, 991456), (224, 960473), (248, 867524), (434, 495728), (496, 433762), (868, 247864), (992, 216881), (1736, 123932), (3472, 61966), (6944, 30983)]