280803618

素因数分解:

$2^1\times 3^3\times {\mathrm{61}}^1\times {\mathrm{85247}}^1$

素因数の和:85319

約数の個数: 32

約数和(自身を含む): 634245120

約数和(自身を除く): 353441502

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 122, 183, 366, 549, 1098, 1647, 3294, 85247, 170494, 255741, 511482, 767223, 1534446, 2301669, 4603338, 5200067, 10400134, 15600201, 31200402, 46800603, 93601206, 140401809, 280803618]

約数ペア:

[(1, 280803618), (2, 140401809), (3, 93601206), (6, 46800603), (9, 31200402), (18, 15600201), (27, 10400134), (54, 5200067), (61, 4603338), (122, 2301669), (183, 1534446), (366, 767223), (549, 511482), (1098, 255741), (1647, 170494), (3294, 85247)]