217907928

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4649}}^1$

素因数の和:4702

約数の個数: 128

約数和(自身を含む): 714240000

約数和(自身を除く): 496332072

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 31, 36, 42, 54, 56, 62, 63, 72, 84, 93, 108, 124, 126, 168, 186, 189, 216, 217, 248, 252, 279, 372, 378, 434, 504, 558, 651, 744, 756, 837, 868, 1116, 1302, 1512, 1674, 1736, 1953, 2232, 2604, 3348, 3906, 4649, 5208, 5859, 6696, 7812, 9298, 11718, 13947, 15624, 18596, 23436, 27894, 32543, 37192, 41841, 46872, 55788, 65086, 83682, 97629, 111576, 125523, 130172, 144119, 167364, 195258, 251046, 260344, 288238, 292887, 334728, 390516, 432357, 502092, 576476, 585774, 781032, 864714, 878661, 1004184, 1008833, 1152952, 1171548, 1297071, 1729428, 1757322, 2017666, 2343096, 2594142, 3026499, 3458856, 3514644, 3891213, 4035332, 5188284, 6052998, 7029288, 7782426, 8070664, 9079497, 10376568, 12105996, 15564852, 18158994, 24211992, 27238491, 31129704, 36317988, 54476982, 72635976, 108953964, 217907928]

約数ペア:

[(1, 217907928), (2, 108953964), (3, 72635976), (4, 54476982), (6, 36317988), (7, 31129704), (8, 27238491), (9, 24211992), (12, 18158994), (14, 15564852), (18, 12105996), (21, 10376568), (24, 9079497), (27, 8070664), (28, 7782426), (31, 7029288), (36, 6052998), (42, 5188284), (54, 4035332), (56, 3891213), (62, 3514644), (63, 3458856), (72, 3026499), (84, 2594142), (93, 2343096), (108, 2017666), (124, 1757322), (126, 1729428), (168, 1297071), (186, 1171548), (189, 1152952), (216, 1008833), (217, 1004184), (248, 878661), (252, 864714), (279, 781032), (372, 585774), (378, 576476), (434, 502092), (504, 432357), (558, 390516), (651, 334728), (744, 292887), (756, 288238), (837, 260344), (868, 251046), (1116, 195258), (1302, 167364), (1512, 144119), (1674, 130172), (1736, 125523), (1953, 111576), (2232, 97629), (2604, 83682), (3348, 65086), (3906, 55788), (4649, 46872), (5208, 41841), (5859, 37192), (6696, 32543), (7812, 27894), (9298, 23436), (11718, 18596), (13947, 15624)]