221945802

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4831}}^1$

素因数の和:4899

約数の個数: 64

約数和(自身を含む): 519536640

約数和(自身を除く): 297590838

約数列:

[1, 2, 3, 6, 13, 19, 26, 31, 38, 39, 57, 62, 78, 93, 114, 186, 247, 403, 494, 589, 741, 806, 1178, 1209, 1482, 1767, 2418, 3534, 4831, 7657, 9662, 14493, 15314, 22971, 28986, 45942, 62803, 91789, 125606, 149761, 183578, 188409, 275367, 299522, 376818, 449283, 550734, 898566, 1193257, 1946893, 2386514, 2845459, 3579771, 3893786, 5690918, 5840679, 7159542, 8536377, 11681358, 17072754, 36990967, 73981934, 110972901, 221945802]

約数ペア:

[(1, 221945802), (2, 110972901), (3, 73981934), (6, 36990967), (13, 17072754), (19, 11681358), (26, 8536377), (31, 7159542), (38, 5840679), (39, 5690918), (57, 3893786), (62, 3579771), (78, 2845459), (93, 2386514), (114, 1946893), (186, 1193257), (247, 898566), (403, 550734), (494, 449283), (589, 376818), (741, 299522), (806, 275367), (1178, 188409), (1209, 183578), (1482, 149761), (1767, 125606), (2418, 91789), (3534, 62803), (4831, 45942), (7657, 28986), (9662, 22971), (14493, 15314)]