205468335

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1993}}^1$

素因数の和:2112

約数の個数: 48

約数和(自身を含む): 373276800

約数和(自身を除く): 167808465

約数列:

[1, 3, 5, 9, 15, 29, 45, 79, 87, 145, 237, 261, 395, 435, 711, 1185, 1305, 1993, 2291, 3555, 5979, 6873, 9965, 11455, 17937, 20619, 29895, 34365, 57797, 89685, 103095, 157447, 173391, 288985, 472341, 520173, 787235, 866955, 1417023, 2361705, 2600865, 4565963, 7085115, 13697889, 22829815, 41093667, 68489445, 205468335]

約数ペア:

[(1, 205468335), (3, 68489445), (5, 41093667), (9, 22829815), (15, 13697889), (29, 7085115), (45, 4565963), (79, 2600865), (87, 2361705), (145, 1417023), (237, 866955), (261, 787235), (395, 520173), (435, 472341), (711, 288985), (1185, 173391), (1305, 157447), (1993, 103095), (2291, 89685), (3555, 57797), (5979, 34365), (6873, 29895), (9965, 20619), (11455, 17937)]