208989858

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{1427}}^1$

素因数の和:1767

約数の個数: 64

約数和(自身を含む): 523127808

約数和(自身を除く): 314137950

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 317, 462, 634, 951, 1427, 1902, 2219, 2854, 3487, 4281, 4438, 6657, 6974, 8562, 9989, 10461, 13314, 15697, 19978, 20922, 24409, 29967, 31394, 47091, 48818, 59934, 73227, 94182, 109879, 146454, 219758, 329637, 452359, 659274, 904718, 1357077, 2714154, 3166513, 4975949, 6333026, 9499539, 9951898, 14927847, 18999078, 29855694, 34831643, 69663286, 104494929, 208989858]

約数ペア:

[(1, 208989858), (2, 104494929), (3, 69663286), (6, 34831643), (7, 29855694), (11, 18999078), (14, 14927847), (21, 9951898), (22, 9499539), (33, 6333026), (42, 4975949), (66, 3166513), (77, 2714154), (154, 1357077), (231, 904718), (317, 659274), (462, 452359), (634, 329637), (951, 219758), (1427, 146454), (1902, 109879), (2219, 94182), (2854, 73227), (3487, 59934), (4281, 48818), (4438, 47091), (6657, 31394), (6974, 29967), (8562, 24409), (9989, 20922), (10461, 19978), (13314, 15697)]