79545645

素因数分解:

$3^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{997}}^1$

素因数の和:1211

約数の個数: 40

約数和(自身を含む): 143460504

約数和(自身を除く): 63914859

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 197, 405, 591, 985, 997, 1773, 2955, 2991, 4985, 5319, 8865, 8973, 14955, 15957, 26595, 26919, 44865, 79785, 80757, 134595, 196409, 403785, 589227, 982045, 1767681, 2946135, 5303043, 8838405, 15909129, 26515215, 79545645]

約数ペア:

[(1, 79545645), (3, 26515215), (5, 15909129), (9, 8838405), (15, 5303043), (27, 2946135), (45, 1767681), (81, 982045), (135, 589227), (197, 403785), (405, 196409), (591, 134595), (985, 80757), (997, 79785), (1773, 44865), (2955, 26919), (2991, 26595), (4985, 15957), (5319, 14955), (8865, 8973)]