31091016

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:211

約数の個数: 128

約数和(自身を含む): 91238400

約数和(自身を除く): 60147384

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 29, 31, 33, 44, 58, 62, 66, 87, 88, 93, 116, 124, 131, 132, 174, 186, 232, 248, 262, 264, 319, 341, 348, 372, 393, 524, 638, 682, 696, 744, 786, 899, 957, 1023, 1048, 1276, 1364, 1441, 1572, 1798, 1914, 2046, 2552, 2697, 2728, 2882, 3144, 3596, 3799, 3828, 4061, 4092, 4323, 5394, 5764, 7192, 7598, 7656, 8122, 8184, 8646, 9889, 10788, 11397, 11528, 12183, 15196, 16244, 17292, 19778, 21576, 22794, 24366, 29667, 30392, 32488, 34584, 39556, 41789, 44671, 45588, 48732, 59334, 79112, 83578, 89342, 91176, 97464, 117769, 118668, 125367, 134013, 167156, 178684, 235538, 237336, 250734, 268026, 334312, 353307, 357368, 471076, 501468, 536052, 706614, 942152, 1002936, 1072104, 1295459, 1413228, 2590918, 2826456, 3886377, 5181836, 7772754, 10363672, 15545508, 31091016]

約数ペア:

[(1, 31091016), (2, 15545508), (3, 10363672), (4, 7772754), (6, 5181836), (8, 3886377), (11, 2826456), (12, 2590918), (22, 1413228), (24, 1295459), (29, 1072104), (31, 1002936), (33, 942152), (44, 706614), (58, 536052), (62, 501468), (66, 471076), (87, 357368), (88, 353307), (93, 334312), (116, 268026), (124, 250734), (131, 237336), (132, 235538), (174, 178684), (186, 167156), (232, 134013), (248, 125367), (262, 118668), (264, 117769), (319, 97464), (341, 91176), (348, 89342), (372, 83578), (393, 79112), (524, 59334), (638, 48732), (682, 45588), (696, 44671), (744, 41789), (786, 39556), (899, 34584), (957, 32488), (1023, 30392), (1048, 29667), (1276, 24366), (1364, 22794), (1441, 21576), (1572, 19778), (1798, 17292), (1914, 16244), (2046, 15196), (2552, 12183), (2697, 11528), (2728, 11397), (2882, 10788), (3144, 9889), (3596, 8646), (3799, 8184), (3828, 8122), (4061, 7656), (4092, 7598), (4323, 7192), (5394, 5764)]