2784909345

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{20333}}^1$

素因数の和:20761

約数の個数: 32

約数和(自身を含む): 4661528832

約数和(自身を除く): 1876619487

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 397, 1191, 1985, 5955, 9131, 20333, 27393, 45655, 60999, 101665, 136965, 304995, 467659, 1402977, 2338295, 7014885, 8072201, 24216603, 40361005, 121083015, 185660623, 556981869, 928303115, 2784909345]

約数ペア:

[(1, 2784909345), (3, 928303115), (5, 556981869), (15, 185660623), (23, 121083015), (69, 40361005), (115, 24216603), (345, 8072201), (397, 7014885), (1191, 2338295), (1985, 1402977), (5955, 467659), (9131, 304995), (20333, 136965), (27393, 101665), (45655, 60999)]