15864595

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:195

約数の個数: 32

約数和(自身を含む): 21150720

約数和(自身を除く): 5286125

約数列:

[1, 5, 23, 29, 67, 71, 115, 145, 335, 355, 667, 1541, 1633, 1943, 2059, 3335, 4757, 7705, 8165, 9715, 10295, 23785, 44689, 47357, 109411, 137953, 223445, 236785, 547055, 689765, 3172919, 15864595]

約数ペア:

[(1, 15864595), (5, 3172919), (23, 689765), (29, 547055), (67, 236785), (71, 223445), (115, 137953), (145, 109411), (335, 47357), (355, 44689), (667, 23785), (1541, 10295), (1633, 9715), (1943, 8165), (2059, 7705), (3335, 4757)]