13221670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{223}}^1$

素因数の和:266

約数の個数: 72

約数和(自身を含む): 30566592

約数和(自身を除く): 17344922

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 121, 154, 223, 242, 245, 385, 446, 490, 539, 605, 770, 847, 1078, 1115, 1210, 1561, 1694, 2230, 2453, 2695, 3122, 4235, 4906, 5390, 5929, 7805, 8470, 10927, 11858, 12265, 15610, 17171, 21854, 24530, 26983, 29645, 34342, 53966, 54635, 59290, 85855, 109270, 120197, 134915, 171710, 188881, 240394, 269830, 377762, 600985, 944405, 1201970, 1322167, 1888810, 2644334, 6610835, 13221670]

約数ペア:

[(1, 13221670), (2, 6610835), (5, 2644334), (7, 1888810), (10, 1322167), (11, 1201970), (14, 944405), (22, 600985), (35, 377762), (49, 269830), (55, 240394), (70, 188881), (77, 171710), (98, 134915), (110, 120197), (121, 109270), (154, 85855), (223, 59290), (242, 54635), (245, 53966), (385, 34342), (446, 29645), (490, 26983), (539, 24530), (605, 21854), (770, 17171), (847, 15610), (1078, 12265), (1115, 11858), (1210, 10927), (1561, 8470), (1694, 7805), (2230, 5929), (2453, 5390), (2695, 4906), (3122, 4235)]