252171255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{39371}}^1$

素因数の和:39447

約数の個数: 32

約数和(自身を含む): 468684288

約数和(自身を除く): 216513033

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 183, 305, 427, 915, 1281, 2135, 6405, 39371, 118113, 196855, 275597, 590565, 826791, 1377985, 2401631, 4133955, 7204893, 12008155, 16811417, 36024465, 50434251, 84057085, 252171255]

約数ペア:

[(1, 252171255), (3, 84057085), (5, 50434251), (7, 36024465), (15, 16811417), (21, 12008155), (35, 7204893), (61, 4133955), (105, 2401631), (183, 1377985), (305, 826791), (427, 590565), (915, 275597), (1281, 196855), (2135, 118113), (6405, 39371)]