15203115

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 28312128

約数和(自身を除く): 13109013

約数列:

[1, 3, 5, 9, 15, 23, 37, 45, 69, 111, 115, 185, 207, 333, 345, 397, 555, 851, 1035, 1191, 1665, 1985, 2553, 3573, 4255, 5955, 7659, 9131, 12765, 14689, 17865, 27393, 38295, 44067, 45655, 73445, 82179, 132201, 136965, 220335, 337847, 410895, 661005, 1013541, 1689235, 3040623, 5067705, 15203115]

約数ペア:

[(1, 15203115), (3, 5067705), (5, 3040623), (9, 1689235), (15, 1013541), (23, 661005), (37, 410895), (45, 337847), (69, 220335), (111, 136965), (115, 132201), (185, 82179), (207, 73445), (333, 45655), (345, 44067), (397, 38295), (555, 27393), (851, 17865), (1035, 14689), (1191, 12765), (1665, 9131), (1985, 7659), (2553, 5955), (3573, 4255)]