2178659065

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{401}}^1\times {\mathrm{571}}^1$

素因数の和:1161

約数の個数: 32

約数和(自身を含む): 2880738432

約数和(自身を除く): 702079367

約数列:

[1, 5, 11, 55, 173, 401, 571, 865, 1903, 2005, 2855, 4411, 6281, 9515, 22055, 31405, 69373, 98783, 228971, 346865, 493915, 763103, 1086613, 1144855, 2518681, 3815515, 5433065, 12593405, 39611983, 198059915, 435731813, 2178659065]

約数ペア:

[(1, 2178659065), (5, 435731813), (11, 198059915), (55, 39611983), (173, 12593405), (401, 5433065), (571, 3815515), (865, 2518681), (1903, 1144855), (2005, 1086613), (2855, 763103), (4411, 493915), (6281, 346865), (9515, 228971), (22055, 98783), (31405, 69373)]