291297018

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{593}}^1$

素因数の和:787

約数の個数: 64

約数和(自身を含む): 638668800

約数和(自身を除く): 347371782

約数列:

[1, 2, 3, 6, 19, 31, 38, 57, 62, 93, 114, 139, 186, 278, 417, 589, 593, 834, 1178, 1186, 1767, 1779, 2641, 3534, 3558, 4309, 5282, 7923, 8618, 11267, 12927, 15846, 18383, 22534, 25854, 33801, 36766, 55149, 67602, 81871, 82427, 110298, 163742, 164854, 245613, 247281, 349277, 491226, 494562, 698554, 1047831, 1566113, 2095662, 2555237, 3132226, 4698339, 5110474, 7665711, 9396678, 15331422, 48549503, 97099006, 145648509, 291297018]

約数ペア:

[(1, 291297018), (2, 145648509), (3, 97099006), (6, 48549503), (19, 15331422), (31, 9396678), (38, 7665711), (57, 5110474), (62, 4698339), (93, 3132226), (114, 2555237), (139, 2095662), (186, 1566113), (278, 1047831), (417, 698554), (589, 494562), (593, 491226), (834, 349277), (1178, 247281), (1186, 245613), (1767, 164854), (1779, 163742), (2641, 110298), (3534, 82427), (3558, 81871), (4309, 67602), (5282, 55149), (7923, 36766), (8618, 33801), (11267, 25854), (12927, 22534), (15846, 18383)]