388973492

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{443}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 721254912

約数和(自身を除く): 332281420

約数列:

[1, 2, 4, 31, 62, 73, 97, 124, 146, 194, 292, 388, 443, 886, 1772, 2263, 3007, 4526, 6014, 7081, 9052, 12028, 13733, 14162, 27466, 28324, 32339, 42971, 54932, 64678, 85942, 129356, 171884, 219511, 439022, 878044, 1002509, 1332101, 2005018, 2664202, 3136883, 4010036, 5328404, 6273766, 12547532, 97243373, 194486746, 388973492]

約数ペア:

[(1, 388973492), (2, 194486746), (4, 97243373), (31, 12547532), (62, 6273766), (73, 5328404), (97, 4010036), (124, 3136883), (146, 2664202), (194, 2005018), (292, 1332101), (388, 1002509), (443, 878044), (886, 439022), (1772, 219511), (2263, 171884), (3007, 129356), (4526, 85942), (6014, 64678), (7081, 54932), (9052, 42971), (12028, 32339), (13733, 28324), (14162, 27466)]