245907165

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{38393}}^1$

素因数の和:38469

約数の個数: 32

約数和(自身を含む): 457042176

約数和(自身を除く): 211135011

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 183, 305, 427, 915, 1281, 2135, 6405, 38393, 115179, 191965, 268751, 575895, 806253, 1343755, 2341973, 4031265, 7025919, 11709865, 16393811, 35129595, 49181433, 81969055, 245907165]

約数ペア:

[(1, 245907165), (3, 81969055), (5, 49181433), (7, 35129595), (15, 16393811), (21, 11709865), (35, 7025919), (61, 4031265), (105, 2341973), (183, 1343755), (305, 806253), (427, 575895), (915, 268751), (1281, 191965), (2135, 115179), (6405, 38393)]