13020525

素因数分解:

$3^2\times 5^2\times 7^2\times {\mathrm{1181}}^1$

素因数の和:1211

約数の個数: 54

約数和(自身を含む): 27151722

約数和(自身を除く): 14131197

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 105, 147, 175, 225, 245, 315, 441, 525, 735, 1181, 1225, 1575, 2205, 3543, 3675, 5905, 8267, 10629, 11025, 17715, 24801, 29525, 41335, 53145, 57869, 74403, 88575, 124005, 173607, 206675, 265725, 289345, 372015, 520821, 620025, 868035, 1446725, 1860075, 2604105, 4340175, 13020525]

約数ペア:

[(1, 13020525), (3, 4340175), (5, 2604105), (7, 1860075), (9, 1446725), (15, 868035), (21, 620025), (25, 520821), (35, 372015), (45, 289345), (49, 265725), (63, 206675), (75, 173607), (105, 124005), (147, 88575), (175, 74403), (225, 57869), (245, 53145), (315, 41335), (441, 29525), (525, 24801), (735, 17715), (1181, 11025), (1225, 10629), (1575, 8267), (2205, 5905), (3543, 3675)]