29991962

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 61544448

約数和(自身を除く): 31552486

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 71, 77, 91, 142, 143, 154, 182, 211, 286, 422, 497, 781, 923, 994, 1001, 1477, 1562, 1846, 2002, 2321, 2743, 2954, 4642, 5467, 5486, 6461, 10153, 10934, 12922, 14981, 16247, 19201, 20306, 29962, 30173, 32494, 38402, 60346, 71071, 104867, 142142, 164791, 194753, 209734, 211211, 329582, 389506, 422422, 1153537, 1363271, 2142283, 2307074, 2726542, 4284566, 14995981, 29991962]

約数ペア:

[(1, 29991962), (2, 14995981), (7, 4284566), (11, 2726542), (13, 2307074), (14, 2142283), (22, 1363271), (26, 1153537), (71, 422422), (77, 389506), (91, 329582), (142, 211211), (143, 209734), (154, 194753), (182, 164791), (211, 142142), (286, 104867), (422, 71071), (497, 60346), (781, 38402), (923, 32494), (994, 30173), (1001, 29962), (1477, 20306), (1562, 19201), (1846, 16247), (2002, 14981), (2321, 12922), (2743, 10934), (2954, 10153), (4642, 6461), (5467, 5486)]