31400928

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{8387}}^1$

素因数の和:8416

約数の個数: 72

約数和(自身を含む): 96176808

約数和(自身を除く): 64775880

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 8387, 16774, 25161, 33548, 50322, 67096, 75483, 100644, 109031, 134192, 150966, 201288, 218062, 268384, 301932, 327093, 402576, 436124, 603864, 654186, 805152, 872248, 981279, 1207728, 1308372, 1744496, 1962558, 2415456, 2616744, 3488992, 3925116, 5233488, 7850232, 10466976, 15700464, 31400928]

約数ペア:

[(1, 31400928), (2, 15700464), (3, 10466976), (4, 7850232), (6, 5233488), (8, 3925116), (9, 3488992), (12, 2616744), (13, 2415456), (16, 1962558), (18, 1744496), (24, 1308372), (26, 1207728), (32, 981279), (36, 872248), (39, 805152), (48, 654186), (52, 603864), (72, 436124), (78, 402576), (96, 327093), (104, 301932), (117, 268384), (144, 218062), (156, 201288), (208, 150966), (234, 134192), (288, 109031), (312, 100644), (416, 75483), (468, 67096), (624, 50322), (936, 33548), (1248, 25161), (1872, 16774), (3744, 8387)]