399063496

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{3019}}^1$

素因数の和:3110

約数の個数: 64

約数和(自身を含む): 852364800

約数和(自身を除く): 453301304

約数列:

[1, 2, 4, 8, 13, 26, 31, 41, 52, 62, 82, 104, 124, 164, 248, 328, 403, 533, 806, 1066, 1271, 1612, 2132, 2542, 3019, 3224, 4264, 5084, 6038, 10168, 12076, 16523, 24152, 33046, 39247, 66092, 78494, 93589, 123779, 132184, 156988, 187178, 247558, 313976, 374356, 495116, 748712, 990232, 1216657, 1609127, 2433314, 3218254, 3837149, 4866628, 6436508, 7674298, 9733256, 12873016, 15348596, 30697192, 49882937, 99765874, 199531748, 399063496]

約数ペア:

[(1, 399063496), (2, 199531748), (4, 99765874), (8, 49882937), (13, 30697192), (26, 15348596), (31, 12873016), (41, 9733256), (52, 7674298), (62, 6436508), (82, 4866628), (104, 3837149), (124, 3218254), (164, 2433314), (248, 1609127), (328, 1216657), (403, 990232), (533, 748712), (806, 495116), (1066, 374356), (1271, 313976), (1612, 247558), (2132, 187178), (2542, 156988), (3019, 132184), (3224, 123779), (4264, 93589), (5084, 78494), (6038, 66092), (10168, 39247), (12076, 33046), (16523, 24152)]