87440223

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{599}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 133056000

約数和(自身を除く): 45615777

約数列:

[1, 3, 13, 19, 39, 57, 197, 247, 591, 599, 741, 1797, 2561, 3743, 7683, 7787, 11229, 11381, 23361, 34143, 48659, 118003, 145977, 147953, 354009, 443859, 1534039, 2242057, 4602117, 6726171, 29146741, 87440223]

約数ペア:

[(1, 87440223), (3, 29146741), (13, 6726171), (19, 4602117), (39, 2242057), (57, 1534039), (197, 443859), (247, 354009), (591, 147953), (599, 145977), (741, 118003), (1797, 48659), (2561, 34143), (3743, 23361), (7683, 11381), (7787, 11229)]