30871722

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 73801728

約数和(自身を除く): 42930006

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 131, 181, 186, 217, 262, 362, 393, 434, 543, 651, 786, 917, 1086, 1267, 1302, 1834, 2534, 2751, 3801, 4061, 5502, 5611, 7602, 8122, 11222, 12183, 16833, 23711, 24366, 28427, 33666, 39277, 47422, 56854, 71133, 78554, 85281, 117831, 142266, 165977, 170562, 235662, 331954, 497931, 735041, 995862, 1470082, 2205123, 4410246, 5145287, 10290574, 15435861, 30871722]

約数ペア:

[(1, 30871722), (2, 15435861), (3, 10290574), (6, 5145287), (7, 4410246), (14, 2205123), (21, 1470082), (31, 995862), (42, 735041), (62, 497931), (93, 331954), (131, 235662), (181, 170562), (186, 165977), (217, 142266), (262, 117831), (362, 85281), (393, 78554), (434, 71133), (543, 56854), (651, 47422), (786, 39277), (917, 33666), (1086, 28427), (1267, 24366), (1302, 23711), (1834, 16833), (2534, 12183), (2751, 11222), (3801, 8122), (4061, 7602), (5502, 5611)]