217869876

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{113}}^1\times {\mathrm{1093}}^1$

素因数の和:1230

約数の個数: 108

約数和(自身を含む): 646901892

約数和(自身を除く): 429032016

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 113, 126, 147, 196, 226, 252, 294, 339, 441, 452, 588, 678, 791, 882, 1017, 1093, 1356, 1582, 1764, 2034, 2186, 2373, 3164, 3279, 4068, 4372, 4746, 5537, 6558, 7119, 7651, 9492, 9837, 11074, 13116, 14238, 15302, 16611, 19674, 22148, 22953, 28476, 30604, 33222, 39348, 45906, 49833, 53557, 66444, 68859, 91812, 99666, 107114, 123509, 137718, 160671, 199332, 214228, 247018, 275436, 321342, 370527, 482013, 494036, 642684, 741054, 864563, 964026, 1111581, 1482108, 1729126, 1928052, 2223162, 2593689, 3458252, 4446324, 5187378, 6051941, 7781067, 10374756, 12103882, 15562134, 18155823, 24207764, 31124268, 36311646, 54467469, 72623292, 108934938, 217869876]

約数ペア:

[(1, 217869876), (2, 108934938), (3, 72623292), (4, 54467469), (6, 36311646), (7, 31124268), (9, 24207764), (12, 18155823), (14, 15562134), (18, 12103882), (21, 10374756), (28, 7781067), (36, 6051941), (42, 5187378), (49, 4446324), (63, 3458252), (84, 2593689), (98, 2223162), (113, 1928052), (126, 1729126), (147, 1482108), (196, 1111581), (226, 964026), (252, 864563), (294, 741054), (339, 642684), (441, 494036), (452, 482013), (588, 370527), (678, 321342), (791, 275436), (882, 247018), (1017, 214228), (1093, 199332), (1356, 160671), (1582, 137718), (1764, 123509), (2034, 107114), (2186, 99666), (2373, 91812), (3164, 68859), (3279, 66444), (4068, 53557), (4372, 49833), (4746, 45906), (5537, 39348), (6558, 33222), (7119, 30604), (7651, 28476), (9492, 22953), (9837, 22148), (11074, 19674), (13116, 16611), (14238, 15302)]