420047334

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{3469}}^1$

素因数の和:3546

約数の個数: 72

約数和(自身を含む): 1075061520

約数和(自身を除く): 655014186

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 62, 63, 93, 126, 186, 217, 279, 434, 558, 651, 961, 1302, 1922, 1953, 2883, 3469, 3906, 5766, 6727, 6938, 8649, 10407, 13454, 17298, 20181, 20814, 24283, 31221, 40362, 48566, 60543, 62442, 72849, 107539, 121086, 145698, 215078, 218547, 322617, 437094, 645234, 752773, 967851, 1505546, 1935702, 2258319, 3333709, 4516638, 6667418, 6774957, 10001127, 13549914, 20002254, 23335963, 30003381, 46671926, 60006762, 70007889, 140015778, 210023667, 420047334]

約数ペア:

[(1, 420047334), (2, 210023667), (3, 140015778), (6, 70007889), (7, 60006762), (9, 46671926), (14, 30003381), (18, 23335963), (21, 20002254), (31, 13549914), (42, 10001127), (62, 6774957), (63, 6667418), (93, 4516638), (126, 3333709), (186, 2258319), (217, 1935702), (279, 1505546), (434, 967851), (558, 752773), (651, 645234), (961, 437094), (1302, 322617), (1922, 218547), (1953, 215078), (2883, 145698), (3469, 121086), (3906, 107539), (5766, 72849), (6727, 62442), (6938, 60543), (8649, 48566), (10407, 40362), (13454, 31221), (17298, 24283), (20181, 20814)]