22667645

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 37231488

約数和(自身を除く): 14563843

約数列:

[1, 5, 7, 11, 13, 35, 49, 55, 65, 77, 91, 143, 245, 385, 455, 539, 637, 647, 715, 1001, 2695, 3185, 3235, 4529, 5005, 7007, 7117, 8411, 22645, 31703, 35035, 35585, 42055, 49819, 58877, 92521, 158515, 249095, 294385, 348733, 412139, 462605, 647647, 1743665, 2060695, 3238235, 4533529, 22667645]

約数ペア:

[(1, 22667645), (5, 4533529), (7, 3238235), (11, 2060695), (13, 1743665), (35, 647647), (49, 462605), (55, 412139), (65, 348733), (77, 294385), (91, 249095), (143, 158515), (245, 92521), (385, 58877), (455, 49819), (539, 42055), (637, 35585), (647, 35035), (715, 31703), (1001, 22645), (2695, 8411), (3185, 7117), (3235, 7007), (4529, 5005)]