131919128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1$

素因数の和:600

約数の個数: 64

約数和(自身を含む): 286070400

約数和(自身を除く): 154151272

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 257, 307, 418, 514, 614, 836, 1028, 1228, 1672, 2056, 2456, 2827, 3377, 4883, 5654, 5833, 6754, 9766, 11308, 11666, 13508, 19532, 22616, 23332, 27016, 39064, 46664, 53713, 64163, 78899, 107426, 128326, 157798, 214852, 256652, 315596, 429704, 513304, 631192, 867889, 1499081, 1735778, 2998162, 3471556, 5996324, 6943112, 11992648, 16489891, 32979782, 65959564, 131919128]

約数ペア:

[(1, 131919128), (2, 65959564), (4, 32979782), (8, 16489891), (11, 11992648), (19, 6943112), (22, 5996324), (38, 3471556), (44, 2998162), (76, 1735778), (88, 1499081), (152, 867889), (209, 631192), (257, 513304), (307, 429704), (418, 315596), (514, 256652), (614, 214852), (836, 157798), (1028, 128326), (1228, 107426), (1672, 78899), (2056, 64163), (2456, 53713), (2827, 46664), (3377, 39064), (4883, 27016), (5654, 23332), (5833, 22616), (6754, 19532), (9766, 13508), (11308, 11666)]