1217646950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{13477}}^1$

素因数の和:13641

約数の個数: 48

約数和(自身を含む): 2456769840

約数和(自身を除く): 1239122890

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 139, 278, 325, 650, 695, 1390, 1807, 3475, 3614, 6950, 9035, 13477, 18070, 26954, 45175, 67385, 90350, 134770, 175201, 336925, 350402, 673850, 876005, 1752010, 1873303, 3746606, 4380025, 8760050, 9366515, 18733030, 24352939, 46832575, 48705878, 93665150, 121764695, 243529390, 608823475, 1217646950]

約数ペア:

[(1, 1217646950), (2, 608823475), (5, 243529390), (10, 121764695), (13, 93665150), (25, 48705878), (26, 46832575), (50, 24352939), (65, 18733030), (130, 9366515), (139, 8760050), (278, 4380025), (325, 3746606), (650, 1873303), (695, 1752010), (1390, 876005), (1807, 673850), (3475, 350402), (3614, 336925), (6950, 175201), (9035, 134770), (13477, 90350), (18070, 67385), (26954, 45175)]