121222212

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^2\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:285

約数の個数: 72

約数和(自身を含む): 298779264

約数和(自身を除く): 177557052

約数列:

[1, 2, 3, 4, 6, 12, 37, 47, 74, 94, 111, 141, 148, 157, 188, 222, 282, 314, 444, 471, 564, 628, 942, 1369, 1739, 1884, 2738, 3478, 4107, 5217, 5476, 5809, 6956, 7379, 8214, 10434, 11618, 14758, 16428, 17427, 20868, 22137, 23236, 29516, 34854, 44274, 64343, 69708, 88548, 128686, 193029, 214933, 257372, 273023, 386058, 429866, 546046, 644799, 772116, 819069, 859732, 1092092, 1289598, 1638138, 2579196, 3276276, 10101851, 20203702, 30305553, 40407404, 60611106, 121222212]

約数ペア:

[(1, 121222212), (2, 60611106), (3, 40407404), (4, 30305553), (6, 20203702), (12, 10101851), (37, 3276276), (47, 2579196), (74, 1638138), (94, 1289598), (111, 1092092), (141, 859732), (148, 819069), (157, 772116), (188, 644799), (222, 546046), (282, 429866), (314, 386058), (444, 273023), (471, 257372), (564, 214933), (628, 193029), (942, 128686), (1369, 88548), (1739, 69708), (1884, 64343), (2738, 44274), (3478, 34854), (4107, 29516), (5217, 23236), (5476, 22137), (5809, 20868), (6956, 17427), (7379, 16428), (8214, 14758), (10434, 11618)]