221750254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:329

約数の個数: 64

約数和(自身を含む): 400435200

約数和(自身を除く): 178684946

約数列:

[1, 2, 11, 19, 22, 31, 38, 62, 109, 157, 209, 218, 314, 341, 418, 589, 682, 1178, 1199, 1727, 2071, 2398, 2983, 3379, 3454, 4142, 4867, 5966, 6479, 6758, 9734, 12958, 17113, 22781, 32813, 34226, 37169, 45562, 53537, 64201, 65626, 74338, 92473, 107074, 128402, 184946, 188243, 325147, 376486, 530503, 650294, 706211, 1017203, 1061006, 1412422, 2034406, 3576617, 5835533, 7153234, 10079557, 11671066, 20159114, 110875127, 221750254]

約数ペア:

[(1, 221750254), (2, 110875127), (11, 20159114), (19, 11671066), (22, 10079557), (31, 7153234), (38, 5835533), (62, 3576617), (109, 2034406), (157, 1412422), (209, 1061006), (218, 1017203), (314, 706211), (341, 650294), (418, 530503), (589, 376486), (682, 325147), (1178, 188243), (1199, 184946), (1727, 128402), (2071, 107074), (2398, 92473), (2983, 74338), (3379, 65626), (3454, 64201), (4142, 53537), (4867, 45562), (5966, 37169), (6479, 34226), (6758, 32813), (9734, 22781), (12958, 17113)]