4521405

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{149}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 8841600

約数和(自身を除く): 4320195

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 149, 255, 289, 357, 447, 595, 745, 867, 1043, 1445, 1785, 2023, 2235, 2533, 3129, 4335, 5215, 6069, 7599, 10115, 12665, 15645, 17731, 30345, 37995, 43061, 53193, 88655, 129183, 215305, 265965, 301427, 645915, 904281, 1507135, 4521405]

約数ペア:

[(1, 4521405), (3, 1507135), (5, 904281), (7, 645915), (15, 301427), (17, 265965), (21, 215305), (35, 129183), (51, 88655), (85, 53193), (105, 43061), (119, 37995), (149, 30345), (255, 17731), (289, 15645), (357, 12665), (447, 10115), (595, 7599), (745, 6069), (867, 5215), (1043, 4335), (1445, 3129), (1785, 2533), (2023, 2235)]