11421945

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:167

約数の個数: 64

約数和(自身を含む): 22022400

約数和(自身を除く): 10600455

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 61, 73, 95, 135, 171, 183, 219, 285, 305, 365, 513, 549, 657, 855, 915, 1095, 1159, 1387, 1647, 1971, 2565, 2745, 3285, 3477, 4161, 4453, 5795, 6935, 8235, 9855, 10431, 12483, 13359, 17385, 20805, 22265, 31293, 37449, 40077, 52155, 62415, 66795, 84607, 120231, 156465, 187245, 200385, 253821, 423035, 601155, 761463, 1269105, 2284389, 3807315, 11421945]

約数ペア:

[(1, 11421945), (3, 3807315), (5, 2284389), (9, 1269105), (15, 761463), (19, 601155), (27, 423035), (45, 253821), (57, 200385), (61, 187245), (73, 156465), (95, 120231), (135, 84607), (171, 66795), (183, 62415), (219, 52155), (285, 40077), (305, 37449), (365, 31293), (513, 22265), (549, 20805), (657, 17385), (855, 13359), (915, 12483), (1095, 10431), (1159, 9855), (1387, 8235), (1647, 6935), (1971, 5795), (2565, 4453), (2745, 4161), (3285, 3477)]