287388724

素因数分解:

$2^2\times 7^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:318

約数の個数: 96

約数和(自身を含む): 628992000

約数和(自身を除く): 341603276

約数列:

[1, 2, 4, 7, 14, 28, 29, 31, 49, 58, 62, 98, 116, 124, 196, 203, 217, 233, 343, 406, 434, 466, 686, 812, 868, 899, 932, 1372, 1421, 1519, 1631, 1798, 2842, 3038, 3262, 3596, 5684, 6076, 6293, 6524, 6757, 7223, 9947, 10633, 11417, 12586, 13514, 14446, 19894, 21266, 22834, 25172, 27028, 28892, 39788, 42532, 44051, 45668, 47299, 50561, 79919, 88102, 94598, 101122, 159838, 176204, 189196, 202244, 209467, 308357, 319676, 331093, 353927, 418934, 616714, 662186, 707854, 837868, 1233428, 1324372, 1415708, 1466269, 2317651, 2477489, 2932538, 4635302, 4954978, 5865076, 9270604, 9909956, 10263883, 20527766, 41055532, 71847181, 143694362, 287388724]

約数ペア:

[(1, 287388724), (2, 143694362), (4, 71847181), (7, 41055532), (14, 20527766), (28, 10263883), (29, 9909956), (31, 9270604), (49, 5865076), (58, 4954978), (62, 4635302), (98, 2932538), (116, 2477489), (124, 2317651), (196, 1466269), (203, 1415708), (217, 1324372), (233, 1233428), (343, 837868), (406, 707854), (434, 662186), (466, 616714), (686, 418934), (812, 353927), (868, 331093), (899, 319676), (932, 308357), (1372, 209467), (1421, 202244), (1519, 189196), (1631, 176204), (1798, 159838), (2842, 101122), (3038, 94598), (3262, 88102), (3596, 79919), (5684, 50561), (6076, 47299), (6293, 45668), (6524, 44051), (6757, 42532), (7223, 39788), (9947, 28892), (10633, 27028), (11417, 25172), (12586, 22834), (13514, 21266), (14446, 19894)]