211311984

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{853}}^1$

素因数の和:1274

約数の個数: 80

約数和(自身を含む): 590052512

約数和(自身を除く): 378740528

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 397, 624, 794, 853, 1191, 1588, 1706, 2382, 2559, 3176, 3412, 4764, 5118, 5161, 6352, 6824, 9528, 10236, 10322, 11089, 13648, 15483, 19056, 20472, 20644, 22178, 30966, 33267, 40944, 41288, 44356, 61932, 66534, 82576, 88712, 123864, 133068, 177424, 247728, 266136, 338641, 532272, 677282, 1015923, 1354564, 2031846, 2709128, 4063692, 4402333, 5418256, 8127384, 8804666, 13206999, 16254768, 17609332, 26413998, 35218664, 52827996, 70437328, 105655992, 211311984]

約数ペア:

[(1, 211311984), (2, 105655992), (3, 70437328), (4, 52827996), (6, 35218664), (8, 26413998), (12, 17609332), (13, 16254768), (16, 13206999), (24, 8804666), (26, 8127384), (39, 5418256), (48, 4402333), (52, 4063692), (78, 2709128), (104, 2031846), (156, 1354564), (208, 1015923), (312, 677282), (397, 532272), (624, 338641), (794, 266136), (853, 247728), (1191, 177424), (1588, 133068), (1706, 123864), (2382, 88712), (2559, 82576), (3176, 66534), (3412, 61932), (4764, 44356), (5118, 41288), (5161, 40944), (6352, 33267), (6824, 30966), (9528, 22178), (10236, 20644), (10322, 20472), (11089, 19056), (13648, 15483)]