421504468

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^2\times {\mathrm{2539}}^1$

素因数の和:2586

約数の個数: 72

約数和(自身を含む): 945896000

約数和(自身を除く): 524391532

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 121, 154, 196, 242, 308, 343, 484, 539, 686, 847, 1078, 1372, 1694, 2156, 2539, 3388, 3773, 5078, 5929, 7546, 10156, 11858, 15092, 17773, 23716, 27929, 35546, 41503, 55858, 71092, 83006, 111716, 124411, 166012, 195503, 248822, 307219, 391006, 497644, 614438, 782012, 870877, 1228876, 1368521, 1741754, 2150533, 2737042, 3483508, 4301066, 5474084, 8602132, 9579647, 15053731, 19159294, 30107462, 38318588, 60214924, 105376117, 210752234, 421504468]

約数ペア:

[(1, 421504468), (2, 210752234), (4, 105376117), (7, 60214924), (11, 38318588), (14, 30107462), (22, 19159294), (28, 15053731), (44, 9579647), (49, 8602132), (77, 5474084), (98, 4301066), (121, 3483508), (154, 2737042), (196, 2150533), (242, 1741754), (308, 1368521), (343, 1228876), (484, 870877), (539, 782012), (686, 614438), (847, 497644), (1078, 391006), (1372, 307219), (1694, 248822), (2156, 195503), (2539, 166012), (3388, 124411), (3773, 111716), (5078, 83006), (5929, 71092), (7546, 55858), (10156, 41503), (11858, 35546), (15092, 27929), (17773, 23716)]