38647917

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:319

約数の個数: 72

約数和(自身を含む): 73412352

約数和(自身を除く): 34764435

約数列:

[1, 3, 7, 9, 11, 21, 31, 33, 49, 63, 77, 93, 99, 147, 217, 231, 257, 279, 341, 441, 539, 651, 693, 771, 1023, 1519, 1617, 1799, 1953, 2313, 2387, 2827, 3069, 4557, 4851, 5397, 7161, 7967, 8481, 12593, 13671, 16191, 16709, 19789, 21483, 23901, 25443, 37779, 50127, 55769, 59367, 71703, 87637, 113337, 138523, 150381, 167307, 178101, 262911, 390383, 415569, 501921, 613459, 788733, 1171149, 1246707, 1840377, 3513447, 4294213, 5521131, 12882639, 38647917]

約数ペア:

[(1, 38647917), (3, 12882639), (7, 5521131), (9, 4294213), (11, 3513447), (21, 1840377), (31, 1246707), (33, 1171149), (49, 788733), (63, 613459), (77, 501921), (93, 415569), (99, 390383), (147, 262911), (217, 178101), (231, 167307), (257, 150381), (279, 138523), (341, 113337), (441, 87637), (539, 71703), (651, 59367), (693, 55769), (771, 50127), (1023, 37779), (1519, 25443), (1617, 23901), (1799, 21483), (1953, 19789), (2313, 16709), (2387, 16191), (2827, 13671), (3069, 12593), (4557, 8481), (4851, 7967), (5397, 7161)]