40028898

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{439}}^1$

素因数の和:631

約数の個数: 64

約数和(自身を含む): 99348480

約数和(自身を除く): 59319582

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 167, 182, 273, 334, 439, 501, 546, 878, 1002, 1169, 1317, 2171, 2338, 2634, 3073, 3507, 4342, 5707, 6146, 6513, 7014, 9219, 11414, 13026, 15197, 17121, 18438, 30394, 34242, 39949, 45591, 73313, 79898, 91182, 119847, 146626, 219939, 239694, 439878, 513191, 953069, 1026382, 1539573, 1906138, 2859207, 3079146, 5718414, 6671483, 13342966, 20014449, 40028898]

約数ペア:

[(1, 40028898), (2, 20014449), (3, 13342966), (6, 6671483), (7, 5718414), (13, 3079146), (14, 2859207), (21, 1906138), (26, 1539573), (39, 1026382), (42, 953069), (78, 513191), (91, 439878), (167, 239694), (182, 219939), (273, 146626), (334, 119847), (439, 91182), (501, 79898), (546, 73313), (878, 45591), (1002, 39949), (1169, 34242), (1317, 30394), (2171, 18438), (2338, 17121), (2634, 15197), (3073, 13026), (3507, 11414), (4342, 9219), (5707, 7014), (6146, 6513)]