252327985

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{1471}}^1$

素因数の和:1538

約数の個数: 48

約数和(自身を含む): 387901440

約数和(自身を除く): 135573455

約数列:

[1, 5, 7, 13, 29, 35, 65, 91, 145, 169, 203, 377, 455, 845, 1015, 1183, 1471, 1885, 2639, 4901, 5915, 7355, 10297, 13195, 19123, 24505, 34307, 42659, 51485, 95615, 133861, 171535, 213295, 248599, 298613, 554567, 669305, 1242995, 1493065, 1740193, 2772835, 3881969, 7209371, 8700965, 19409845, 36046855, 50465597, 252327985]

約数ペア:

[(1, 252327985), (5, 50465597), (7, 36046855), (13, 19409845), (29, 8700965), (35, 7209371), (65, 3881969), (91, 2772835), (145, 1740193), (169, 1493065), (203, 1242995), (377, 669305), (455, 554567), (845, 298613), (1015, 248599), (1183, 213295), (1471, 171535), (1885, 133861), (2639, 95615), (4901, 51485), (5915, 42659), (7355, 34307), (10297, 24505), (13195, 19123)]