212919876

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{601}}^1\times {\mathrm{757}}^1$

素因数の和:1381

約数の個数: 72

約数和(自身を含む): 581346584

約数和(自身を除く): 368426708

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 601, 757, 1202, 1514, 1803, 2271, 2404, 3028, 3606, 4542, 5409, 6813, 7212, 7813, 9084, 9841, 10818, 13626, 15626, 19682, 21636, 23439, 27252, 29523, 31252, 39364, 46878, 59046, 70317, 88569, 93756, 118092, 140634, 177138, 281268, 354276, 454957, 909914, 1364871, 1819828, 2729742, 4094613, 5459484, 5914441, 8189226, 11828882, 16378452, 17743323, 23657764, 35486646, 53229969, 70973292, 106459938, 212919876]

約数ペア:

[(1, 212919876), (2, 106459938), (3, 70973292), (4, 53229969), (6, 35486646), (9, 23657764), (12, 17743323), (13, 16378452), (18, 11828882), (26, 8189226), (36, 5914441), (39, 5459484), (52, 4094613), (78, 2729742), (117, 1819828), (156, 1364871), (234, 909914), (468, 454957), (601, 354276), (757, 281268), (1202, 177138), (1514, 140634), (1803, 118092), (2271, 93756), (2404, 88569), (3028, 70317), (3606, 59046), (4542, 46878), (5409, 39364), (6813, 31252), (7212, 29523), (7813, 27252), (9084, 23439), (9841, 21636), (10818, 19682), (13626, 15626)]