12865930

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{11}}^2\times {\mathrm{31}}^1$

素因数の和:81

約数の個数: 96

約数和(自身を含む): 30643200

約数和(自身を除く): 17777270

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 31, 35, 49, 55, 62, 70, 77, 98, 110, 121, 154, 155, 217, 242, 245, 310, 341, 343, 385, 434, 490, 539, 605, 682, 686, 770, 847, 1078, 1085, 1210, 1519, 1694, 1705, 1715, 2170, 2387, 2695, 3038, 3410, 3430, 3751, 3773, 4235, 4774, 5390, 5929, 7502, 7546, 7595, 8470, 10633, 11858, 11935, 15190, 16709, 18755, 18865, 21266, 23870, 26257, 29645, 33418, 37510, 37730, 41503, 52514, 53165, 59290, 83006, 83545, 106330, 116963, 131285, 167090, 183799, 207515, 233926, 262570, 367598, 415030, 584815, 918995, 1169630, 1286593, 1837990, 2573186, 6432965, 12865930]

約数ペア:

[(1, 12865930), (2, 6432965), (5, 2573186), (7, 1837990), (10, 1286593), (11, 1169630), (14, 918995), (22, 584815), (31, 415030), (35, 367598), (49, 262570), (55, 233926), (62, 207515), (70, 183799), (77, 167090), (98, 131285), (110, 116963), (121, 106330), (154, 83545), (155, 83006), (217, 59290), (242, 53165), (245, 52514), (310, 41503), (341, 37730), (343, 37510), (385, 33418), (434, 29645), (490, 26257), (539, 23870), (605, 21266), (682, 18865), (686, 18755), (770, 16709), (847, 15190), (1078, 11935), (1085, 11858), (1210, 10633), (1519, 8470), (1694, 7595), (1705, 7546), (1715, 7502), (2170, 5929), (2387, 5390), (2695, 4774), (3038, 4235), (3410, 3773), (3430, 3751)]