7130235

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 13543200

約数和(自身を除く): 6412965

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 89, 105, 109, 147, 245, 267, 327, 445, 545, 623, 735, 763, 1335, 1635, 1869, 2289, 3115, 3815, 4361, 5341, 9345, 9701, 11445, 13083, 16023, 21805, 26705, 29103, 48505, 65415, 67907, 80115, 145515, 203721, 339535, 475349, 1018605, 1426047, 2376745, 7130235]

約数ペア:

[(1, 7130235), (3, 2376745), (5, 1426047), (7, 1018605), (15, 475349), (21, 339535), (35, 203721), (49, 145515), (89, 80115), (105, 67907), (109, 65415), (147, 48505), (245, 29103), (267, 26705), (327, 21805), (445, 16023), (545, 13083), (623, 11445), (735, 9701), (763, 9345), (1335, 5341), (1635, 4361), (1869, 3815), (2289, 3115)]