13270425

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:207

約数の個数: 72

約数和(自身を含む): 26801856

約数和(自身を除く): 13531431

約数列:

[1, 3, 5, 7, 15, 21, 23, 25, 35, 49, 69, 75, 105, 115, 147, 157, 161, 175, 245, 345, 471, 483, 525, 575, 735, 785, 805, 1099, 1127, 1225, 1725, 2355, 2415, 3297, 3381, 3611, 3675, 3925, 4025, 5495, 5635, 7693, 10833, 11775, 12075, 16485, 16905, 18055, 23079, 25277, 27475, 28175, 38465, 54165, 75831, 82425, 84525, 90275, 115395, 126385, 176939, 192325, 270825, 379155, 530817, 576975, 631925, 884695, 1895775, 2654085, 4423475, 13270425]

約数ペア:

[(1, 13270425), (3, 4423475), (5, 2654085), (7, 1895775), (15, 884695), (21, 631925), (23, 576975), (25, 530817), (35, 379155), (49, 270825), (69, 192325), (75, 176939), (105, 126385), (115, 115395), (147, 90275), (157, 84525), (161, 82425), (175, 75831), (245, 54165), (345, 38465), (471, 28175), (483, 27475), (525, 25277), (575, 23079), (735, 18055), (785, 16905), (805, 16485), (1099, 12075), (1127, 11775), (1225, 10833), (1725, 7693), (2355, 5635), (2415, 5495), (3297, 4025), (3381, 3925), (3611, 3675)]