28730464

素因数分解:

$2^5\times 7^2\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:348

約数の個数: 72

約数和(自身を含む): 66964968

約数和(自身を除く): 38234504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 73, 98, 112, 146, 196, 224, 251, 292, 392, 502, 511, 584, 784, 1004, 1022, 1168, 1568, 1757, 2008, 2044, 2336, 3514, 3577, 4016, 4088, 7028, 7154, 8032, 8176, 12299, 14056, 14308, 16352, 18323, 24598, 28112, 28616, 36646, 49196, 56224, 57232, 73292, 98392, 114464, 128261, 146584, 196784, 256522, 293168, 393568, 513044, 586336, 897827, 1026088, 1795654, 2052176, 3591308, 4104352, 7182616, 14365232, 28730464]

約数ペア:

[(1, 28730464), (2, 14365232), (4, 7182616), (7, 4104352), (8, 3591308), (14, 2052176), (16, 1795654), (28, 1026088), (32, 897827), (49, 586336), (56, 513044), (73, 393568), (98, 293168), (112, 256522), (146, 196784), (196, 146584), (224, 128261), (251, 114464), (292, 98392), (392, 73292), (502, 57232), (511, 56224), (584, 49196), (784, 36646), (1004, 28616), (1022, 28112), (1168, 24598), (1568, 18323), (1757, 16352), (2008, 14308), (2044, 14056), (2336, 12299), (3514, 8176), (3577, 8032), (4016, 7154), (4088, 7028)]