397322728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{14243}}^1$

素因数の和:14577

約数の個数: 32

約数和(自身を含む): 815326560

約数和(自身を除く): 418003832

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 317, 634, 1268, 2536, 3487, 6974, 13948, 14243, 27896, 28486, 56972, 113944, 156673, 313346, 626692, 1253384, 4515031, 9030062, 18060124, 36120248, 49665341, 99330682, 198661364, 397322728]

約数ペア:

[(1, 397322728), (2, 198661364), (4, 99330682), (8, 49665341), (11, 36120248), (22, 18060124), (44, 9030062), (88, 4515031), (317, 1253384), (634, 626692), (1268, 313346), (2536, 156673), (3487, 113944), (6974, 56972), (13948, 28486), (14243, 27896)]