71912115

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:361

約数の個数: 72

約数和(自身を含む): 140422464

約数和(自身を除く): 68510349

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 47, 55, 99, 121, 141, 165, 235, 281, 363, 423, 495, 517, 605, 705, 843, 1089, 1405, 1551, 1815, 2115, 2529, 2585, 3091, 4215, 4653, 5445, 5687, 7755, 9273, 12645, 13207, 15455, 17061, 23265, 27819, 28435, 34001, 39621, 46365, 51183, 66035, 85305, 102003, 118863, 139095, 145277, 170005, 198105, 255915, 306009, 435831, 510015, 594315, 726385, 1307493, 1530045, 1598047, 2179155, 4794141, 6537465, 7990235, 14382423, 23970705, 71912115]

約数ペア:

[(1, 71912115), (3, 23970705), (5, 14382423), (9, 7990235), (11, 6537465), (15, 4794141), (33, 2179155), (45, 1598047), (47, 1530045), (55, 1307493), (99, 726385), (121, 594315), (141, 510015), (165, 435831), (235, 306009), (281, 255915), (363, 198105), (423, 170005), (495, 145277), (517, 139095), (605, 118863), (705, 102003), (843, 85305), (1089, 66035), (1405, 51183), (1551, 46365), (1815, 39621), (2115, 34001), (2529, 28435), (2585, 27819), (3091, 23265), (4215, 17061), (4653, 15455), (5445, 13207), (5687, 12645), (7755, 9273)]