15215067

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{223}}^1$

素因数の和:277

約数の個数: 48

約数和(自身を含む): 27310080

約数和(自身を除く): 12095013

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 223, 361, 399, 513, 669, 1083, 1197, 1561, 2007, 2527, 3249, 3591, 4237, 4683, 6021, 7581, 9747, 12711, 14049, 22743, 29659, 38133, 42147, 68229, 80503, 88977, 114399, 241509, 266931, 563521, 724527, 800793, 1690563, 2173581, 5071689, 15215067]

約数ペア:

[(1, 15215067), (3, 5071689), (7, 2173581), (9, 1690563), (19, 800793), (21, 724527), (27, 563521), (57, 266931), (63, 241509), (133, 114399), (171, 88977), (189, 80503), (223, 68229), (361, 42147), (399, 38133), (513, 29659), (669, 22743), (1083, 14049), (1197, 12711), (1561, 9747), (2007, 7581), (2527, 6021), (3249, 4683), (3591, 4237)]