12871278

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2003}}^1$

素因数の和:2038

約数の個数: 64

約数和(自身を含む): 34629120

約数和(自身を除く): 21757842

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 51, 54, 63, 102, 119, 126, 153, 189, 238, 306, 357, 378, 459, 714, 918, 1071, 2003, 2142, 3213, 4006, 6009, 6426, 12018, 14021, 18027, 28042, 34051, 36054, 42063, 54081, 68102, 84126, 102153, 108162, 126189, 204306, 238357, 252378, 306459, 378567, 476714, 612918, 715071, 757134, 919377, 1430142, 1838754, 2145213, 4290426, 6435639, 12871278]

約数ペア:

[(1, 12871278), (2, 6435639), (3, 4290426), (6, 2145213), (7, 1838754), (9, 1430142), (14, 919377), (17, 757134), (18, 715071), (21, 612918), (27, 476714), (34, 378567), (42, 306459), (51, 252378), (54, 238357), (63, 204306), (102, 126189), (119, 108162), (126, 102153), (153, 84126), (189, 68102), (238, 54081), (306, 42063), (357, 36054), (378, 34051), (459, 28042), (714, 18027), (918, 14021), (1071, 12018), (2003, 6426), (2142, 6009), (3213, 4006)]