415821441

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{7607}}^1$

素因数の和:7773

約数の個数: 32

約数和(自身を含む): 671938560

約数和(自身を除く): 256117119

約数列:

[1, 3, 7, 19, 21, 57, 133, 137, 399, 411, 959, 2603, 2877, 7607, 7809, 18221, 22821, 53249, 54663, 144533, 159747, 433599, 1011731, 1042159, 3035193, 3126477, 7295113, 19801021, 21885339, 59403063, 138607147, 415821441]

約数ペア:

[(1, 415821441), (3, 138607147), (7, 59403063), (19, 21885339), (21, 19801021), (57, 7295113), (133, 3126477), (137, 3035193), (399, 1042159), (411, 1011731), (959, 433599), (2603, 159747), (2877, 144533), (7607, 54663), (7809, 53249), (18221, 22821)]