317844488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{317}}^1$

素因数の和:678

約数の個数: 64

約数和(自身を含む): 666731520

約数和(自身を除く): 348887032

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 311, 317, 403, 622, 634, 806, 1244, 1268, 1612, 2488, 2536, 3224, 4043, 4121, 8086, 8242, 9641, 9827, 16172, 16484, 19282, 19654, 32344, 32968, 38564, 39308, 77128, 78616, 98587, 125333, 127751, 197174, 250666, 255502, 394348, 501332, 511004, 788696, 1002664, 1022008, 1281631, 2563262, 3056197, 5126524, 6112394, 10253048, 12224788, 24449576, 39730561, 79461122, 158922244, 317844488]

約数ペア:

[(1, 317844488), (2, 158922244), (4, 79461122), (8, 39730561), (13, 24449576), (26, 12224788), (31, 10253048), (52, 6112394), (62, 5126524), (104, 3056197), (124, 2563262), (248, 1281631), (311, 1022008), (317, 1002664), (403, 788696), (622, 511004), (634, 501332), (806, 394348), (1244, 255502), (1268, 250666), (1612, 197174), (2488, 127751), (2536, 125333), (3224, 98587), (4043, 78616), (4121, 77128), (8086, 39308), (8242, 38564), (9641, 32968), (9827, 32344), (16172, 19654), (16484, 19282)]