198398538

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{691}}^1$

素因数の和:1124

約数の個数: 64

約数和(自身を含む): 476649600

約数和(自身を除く): 278251062

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 409, 691, 702, 818, 1227, 1382, 2073, 2454, 3681, 4146, 5317, 6219, 7362, 8983, 10634, 11043, 12438, 15951, 17966, 18657, 22086, 26949, 31902, 37314, 47853, 53898, 80847, 95706, 143559, 161694, 242541, 282619, 287118, 485082, 565238, 847857, 1695714, 2543571, 3674047, 5087142, 7348094, 7630713, 11022141, 15261426, 22044282, 33066423, 66132846, 99199269, 198398538]

約数ペア:

[(1, 198398538), (2, 99199269), (3, 66132846), (6, 33066423), (9, 22044282), (13, 15261426), (18, 11022141), (26, 7630713), (27, 7348094), (39, 5087142), (54, 3674047), (78, 2543571), (117, 1695714), (234, 847857), (351, 565238), (409, 485082), (691, 287118), (702, 282619), (818, 242541), (1227, 161694), (1382, 143559), (2073, 95706), (2454, 80847), (3681, 53898), (4146, 47853), (5317, 37314), (6219, 31902), (7362, 26949), (8983, 22086), (10634, 18657), (11043, 17966), (12438, 15951)]