978492053

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1\times {\mathrm{787}}^1$

素因数の和:1113

約数の個数: 32

約数和(自身を含む): 1244863488

約数和(自身を除く): 266371435

約数列:

[1, 7, 11, 67, 77, 241, 469, 737, 787, 1687, 2651, 5159, 5509, 8657, 16147, 18557, 52729, 60599, 113029, 177617, 189667, 369103, 580019, 1243319, 1327669, 2086337, 4060133, 12707689, 14604359, 88953823, 139784579, 978492053]

約数ペア:

[(1, 978492053), (7, 139784579), (11, 88953823), (67, 14604359), (77, 12707689), (241, 4060133), (469, 2086337), (737, 1327669), (787, 1243319), (1687, 580019), (2651, 369103), (5159, 189667), (5509, 177617), (8657, 113029), (16147, 60599), (18557, 52729)]