428752506

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:476

約数の個数: 128

約数和(自身を含む): 1107542016

約数和(自身を除く): 678789510

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 62, 73, 78, 91, 93, 146, 182, 186, 217, 219, 273, 347, 403, 434, 438, 511, 546, 651, 694, 806, 949, 1022, 1041, 1209, 1302, 1533, 1898, 2082, 2263, 2418, 2429, 2821, 2847, 3066, 4511, 4526, 4858, 5642, 5694, 6643, 6789, 7287, 8463, 9022, 10757, 13286, 13533, 13578, 14574, 15841, 16926, 19929, 21514, 25331, 27066, 29419, 31577, 31682, 32271, 39858, 47523, 50662, 58838, 63154, 64542, 75299, 75993, 88257, 94731, 95046, 139841, 150598, 151986, 176514, 177317, 189462, 205933, 225897, 279682, 329303, 354634, 411866, 419523, 451794, 531951, 617799, 658606, 785261, 839046, 978887, 987909, 1063902, 1235598, 1570522, 1957774, 1975818, 2305121, 2355783, 2936661, 4610242, 4711566, 5496827, 5873322, 6915363, 10208393, 10993654, 13830726, 16490481, 20416786, 30625179, 32980962, 61250358, 71458751, 142917502, 214376253, 428752506]

約数ペア:

[(1, 428752506), (2, 214376253), (3, 142917502), (6, 71458751), (7, 61250358), (13, 32980962), (14, 30625179), (21, 20416786), (26, 16490481), (31, 13830726), (39, 10993654), (42, 10208393), (62, 6915363), (73, 5873322), (78, 5496827), (91, 4711566), (93, 4610242), (146, 2936661), (182, 2355783), (186, 2305121), (217, 1975818), (219, 1957774), (273, 1570522), (347, 1235598), (403, 1063902), (434, 987909), (438, 978887), (511, 839046), (546, 785261), (651, 658606), (694, 617799), (806, 531951), (949, 451794), (1022, 419523), (1041, 411866), (1209, 354634), (1302, 329303), (1533, 279682), (1898, 225897), (2082, 205933), (2263, 189462), (2418, 177317), (2429, 176514), (2821, 151986), (2847, 150598), (3066, 139841), (4511, 95046), (4526, 94731), (4858, 88257), (5642, 75993), (5694, 75299), (6643, 64542), (6789, 63154), (7287, 58838), (8463, 50662), (9022, 47523), (10757, 39858), (13286, 32271), (13533, 31682), (13578, 31577), (14574, 29419), (15841, 27066), (16926, 25331), (19929, 21514)]