28575428

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4703}}^1$

素因数の和:4752

約数の個数: 36

約数和(自身を含む): 60060672

約数和(自身を除く): 31485244

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 4703, 6076, 9406, 18812, 32921, 65842, 131684, 145793, 230447, 291586, 460894, 583172, 921788, 1020551, 2041102, 4082204, 7143857, 14287714, 28575428]

約数ペア:

[(1, 28575428), (2, 14287714), (4, 7143857), (7, 4082204), (14, 2041102), (28, 1020551), (31, 921788), (49, 583172), (62, 460894), (98, 291586), (124, 230447), (196, 145793), (217, 131684), (434, 65842), (868, 32921), (1519, 18812), (3038, 9406), (4703, 6076)]