644781732

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{1303}}^1$

素因数の和:1497

約数の個数: 96

約数和(自身を含む): 1773606912

約数和(自身を除く): 1128825180

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 137, 172, 258, 274, 301, 411, 516, 548, 602, 822, 903, 959, 1204, 1303, 1644, 1806, 1918, 2606, 2877, 3612, 3836, 3909, 5212, 5754, 5891, 7818, 9121, 11508, 11782, 15636, 17673, 18242, 23564, 27363, 35346, 36484, 41237, 54726, 56029, 70692, 82474, 109452, 112058, 123711, 164948, 168087, 178511, 224116, 247422, 336174, 357022, 392203, 494844, 535533, 672348, 714044, 784406, 1071066, 1176609, 1249577, 1568812, 2142132, 2353218, 2499154, 3748731, 4706436, 4998308, 7497462, 7675973, 14994924, 15351946, 23027919, 30703892, 46055838, 53731811, 92111676, 107463622, 161195433, 214927244, 322390866, 644781732]

約数ペア:

[(1, 644781732), (2, 322390866), (3, 214927244), (4, 161195433), (6, 107463622), (7, 92111676), (12, 53731811), (14, 46055838), (21, 30703892), (28, 23027919), (42, 15351946), (43, 14994924), (84, 7675973), (86, 7497462), (129, 4998308), (137, 4706436), (172, 3748731), (258, 2499154), (274, 2353218), (301, 2142132), (411, 1568812), (516, 1249577), (548, 1176609), (602, 1071066), (822, 784406), (903, 714044), (959, 672348), (1204, 535533), (1303, 494844), (1644, 392203), (1806, 357022), (1918, 336174), (2606, 247422), (2877, 224116), (3612, 178511), (3836, 168087), (3909, 164948), (5212, 123711), (5754, 112058), (5891, 109452), (7818, 82474), (9121, 70692), (11508, 56029), (11782, 54726), (15636, 41237), (17673, 36484), (18242, 35346), (23564, 27363)]