27691810

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 56337120

約数和(自身を除く): 28645310

約数列:

[1, 2, 5, 10, 17, 29, 34, 41, 58, 82, 85, 137, 145, 170, 205, 274, 290, 410, 493, 685, 697, 986, 1189, 1370, 1394, 2329, 2378, 2465, 3485, 3973, 4658, 4930, 5617, 5945, 6970, 7946, 11234, 11645, 11890, 19865, 20213, 23290, 28085, 39730, 40426, 56170, 67541, 95489, 101065, 135082, 162893, 190978, 202130, 325786, 337705, 477445, 675410, 814465, 954890, 1628930, 2769181, 5538362, 13845905, 27691810]

約数ペア:

[(1, 27691810), (2, 13845905), (5, 5538362), (10, 2769181), (17, 1628930), (29, 954890), (34, 814465), (41, 675410), (58, 477445), (82, 337705), (85, 325786), (137, 202130), (145, 190978), (170, 162893), (205, 135082), (274, 101065), (290, 95489), (410, 67541), (493, 56170), (685, 40426), (697, 39730), (986, 28085), (1189, 23290), (1370, 20213), (1394, 19865), (2329, 11890), (2378, 11645), (2465, 11234), (3485, 7946), (3973, 6970), (4658, 5945), (4930, 5617)]