15337917

素因数分解:

$3^5\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 26836992

約数和(自身を除く): 11499075

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 127, 189, 213, 243, 381, 497, 567, 639, 889, 1143, 1491, 1701, 1917, 2667, 3429, 4473, 5751, 8001, 9017, 10287, 13419, 17253, 24003, 27051, 30861, 40257, 63119, 72009, 81153, 120771, 189357, 216027, 243459, 568071, 730377, 1704213, 2191131, 5112639, 15337917]

約数ペア:

[(1, 15337917), (3, 5112639), (7, 2191131), (9, 1704213), (21, 730377), (27, 568071), (63, 243459), (71, 216027), (81, 189357), (127, 120771), (189, 81153), (213, 72009), (243, 63119), (381, 40257), (497, 30861), (567, 27051), (639, 24003), (889, 17253), (1143, 13419), (1491, 10287), (1701, 9017), (1917, 8001), (2667, 5751), (3429, 4473)]