21655965695

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{619}}^1\times {\mathrm{4523}}^1$

素因数の和:5184

約数の個数: 64

約数和(自身を含む): 33927828480

約数和(自身を除く): 12271862785

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 455, 595, 619, 1105, 1547, 3095, 4333, 4523, 7735, 8047, 10523, 21665, 22615, 31661, 40235, 52615, 56329, 58799, 73661, 76891, 136799, 158305, 281645, 293995, 368305, 384455, 411593, 538237, 683995, 957593, 999583, 2057965, 2691185, 2799737, 4787965, 4997915, 6997081, 13998685, 19598159, 34985405, 36396581, 47595529, 97990795, 181982905, 237977645, 254776067, 333168703, 618741877, 1273880335, 1665843515, 3093709385, 4331193139, 21655965695]

約数ペア:

[(1, 21655965695), (5, 4331193139), (7, 3093709385), (13, 1665843515), (17, 1273880335), (35, 618741877), (65, 333168703), (85, 254776067), (91, 237977645), (119, 181982905), (221, 97990795), (455, 47595529), (595, 36396581), (619, 34985405), (1105, 19598159), (1547, 13998685), (3095, 6997081), (4333, 4997915), (4523, 4787965), (7735, 2799737), (8047, 2691185), (10523, 2057965), (21665, 999583), (22615, 957593), (31661, 683995), (40235, 538237), (52615, 411593), (56329, 384455), (58799, 368305), (73661, 293995), (76891, 281645), (136799, 158305)]