22128295

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:295

約数の個数: 32

約数和(自身を含む): 31518720

約数和(自身を除く): 9390425

約数列:

[1, 5, 7, 35, 53, 79, 151, 265, 371, 395, 553, 755, 1057, 1855, 2765, 4187, 5285, 8003, 11929, 20935, 29309, 40015, 56021, 59645, 83503, 146545, 280105, 417515, 632237, 3161185, 4425659, 22128295]

約数ペア:

[(1, 22128295), (5, 4425659), (7, 3161185), (35, 632237), (53, 417515), (79, 280105), (151, 146545), (265, 83503), (371, 59645), (395, 56021), (553, 40015), (755, 29309), (1057, 20935), (1855, 11929), (2765, 8003), (4187, 5285)]