278345518148

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{229}}^1\times {\mathrm{1489}}^1\times {\mathrm{2293}}^1$

素因数の和:4104

約数の個数: 48

約数和(自身を含む): 495276894000

約数和(自身を除く): 216931375852

約数列:

[1, 2, 4, 89, 178, 229, 356, 458, 916, 1489, 2293, 2978, 4586, 5956, 9172, 20381, 40762, 81524, 132521, 204077, 265042, 340981, 408154, 525097, 530084, 681962, 816308, 1050194, 1363924, 2100388, 3414277, 6828554, 13657108, 30347309, 46733633, 60694618, 93467266, 121389236, 186934532, 303870653, 607741306, 781869433, 1215482612, 1563738866, 3127477732, 69586379537, 139172759074, 278345518148]

約数ペア:

[(1, 278345518148), (2, 139172759074), (4, 69586379537), (89, 3127477732), (178, 1563738866), (229, 1215482612), (356, 781869433), (458, 607741306), (916, 303870653), (1489, 186934532), (2293, 121389236), (2978, 93467266), (4586, 60694618), (5956, 46733633), (9172, 30347309), (20381, 13657108), (40762, 6828554), (81524, 3414277), (132521, 2100388), (204077, 1363924), (265042, 1050194), (340981, 816308), (408154, 681962), (525097, 530084)]