12954590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 27371520

約数和(自身を除く): 14416930

約数列:

[1, 2, 5, 10, 11, 22, 29, 31, 55, 58, 62, 110, 131, 145, 155, 262, 290, 310, 319, 341, 638, 655, 682, 899, 1310, 1441, 1595, 1705, 1798, 2882, 3190, 3410, 3799, 4061, 4495, 7205, 7598, 8122, 8990, 9889, 14410, 18995, 19778, 20305, 37990, 40610, 41789, 44671, 49445, 83578, 89342, 98890, 117769, 208945, 223355, 235538, 417890, 446710, 588845, 1177690, 1295459, 2590918, 6477295, 12954590]

約数ペア:

[(1, 12954590), (2, 6477295), (5, 2590918), (10, 1295459), (11, 1177690), (22, 588845), (29, 446710), (31, 417890), (55, 235538), (58, 223355), (62, 208945), (110, 117769), (131, 98890), (145, 89342), (155, 83578), (262, 49445), (290, 44671), (310, 41789), (319, 40610), (341, 37990), (638, 20305), (655, 19778), (682, 18995), (899, 14410), (1310, 9889), (1441, 8990), (1595, 8122), (1705, 7598), (1798, 7205), (2882, 4495), (3190, 4061), (3410, 3799)]