7320915

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 15237120

約数和(自身を除く): 7916205

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 61, 63, 105, 127, 135, 183, 189, 305, 315, 381, 427, 549, 635, 889, 915, 945, 1143, 1281, 1647, 1905, 2135, 2667, 2745, 3429, 3843, 4445, 5715, 6405, 7747, 8001, 8235, 11529, 13335, 17145, 19215, 23241, 24003, 38735, 40005, 54229, 57645, 69723, 116205, 120015, 162687, 209169, 271145, 348615, 488061, 813435, 1045845, 1464183, 2440305, 7320915]

約数ペア:

[(1, 7320915), (3, 2440305), (5, 1464183), (7, 1045845), (9, 813435), (15, 488061), (21, 348615), (27, 271145), (35, 209169), (45, 162687), (61, 120015), (63, 116205), (105, 69723), (127, 57645), (135, 54229), (183, 40005), (189, 38735), (305, 24003), (315, 23241), (381, 19215), (427, 17145), (549, 13335), (635, 11529), (889, 8235), (915, 8001), (945, 7747), (1143, 6405), (1281, 5715), (1647, 4445), (1905, 3843), (2135, 3429), (2667, 2745)]