15965631

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 26732160

約数和(自身を除く): 10766529

約数列:

[1, 3, 9, 11, 29, 33, 67, 83, 87, 99, 201, 249, 261, 319, 603, 737, 747, 913, 957, 1943, 2211, 2407, 2739, 2871, 5561, 5829, 6633, 7221, 8217, 16683, 17487, 21373, 21663, 26477, 50049, 61171, 64119, 79431, 161269, 183513, 192357, 238293, 483807, 550539, 1451421, 1773959, 5321877, 15965631]

約数ペア:

[(1, 15965631), (3, 5321877), (9, 1773959), (11, 1451421), (29, 550539), (33, 483807), (67, 238293), (83, 192357), (87, 183513), (99, 161269), (201, 79431), (249, 64119), (261, 61171), (319, 50049), (603, 26477), (737, 21663), (747, 21373), (913, 17487), (957, 16683), (1943, 8217), (2211, 7221), (2407, 6633), (2739, 5829), (2871, 5561)]