198819738

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3989}}^1$

素因数の和:4084

約数の個数: 64

約数和(自身を含む): 482630400

約数和(自身を除く): 283810662

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 71, 78, 117, 142, 213, 234, 351, 426, 639, 702, 923, 1278, 1846, 1917, 2769, 3834, 3989, 5538, 7978, 8307, 11967, 16614, 23934, 24921, 35901, 49842, 51857, 71802, 103714, 107703, 155571, 215406, 283219, 311142, 466713, 566438, 849657, 933426, 1400139, 1699314, 2548971, 2800278, 3681847, 5097942, 7363694, 7646913, 11045541, 15293826, 22091082, 33136623, 66273246, 99409869, 198819738]

約数ペア:

[(1, 198819738), (2, 99409869), (3, 66273246), (6, 33136623), (9, 22091082), (13, 15293826), (18, 11045541), (26, 7646913), (27, 7363694), (39, 5097942), (54, 3681847), (71, 2800278), (78, 2548971), (117, 1699314), (142, 1400139), (213, 933426), (234, 849657), (351, 566438), (426, 466713), (639, 311142), (702, 283219), (923, 215406), (1278, 155571), (1846, 107703), (1917, 103714), (2769, 71802), (3834, 51857), (3989, 49842), (5538, 35901), (7978, 24921), (8307, 23934), (11967, 16614)]