291248828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{577}}^1$

素因数の和:1182

約数の個数: 48

約数和(自身を含む): 583206624

約数和(自身を除く): 291957796

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 571, 577, 884, 1142, 1154, 2284, 2308, 7423, 7501, 9707, 9809, 14846, 15002, 19414, 19618, 29692, 30004, 38828, 39236, 126191, 127517, 252382, 255034, 329467, 504764, 510068, 658934, 1317868, 4283071, 5600939, 8566142, 11201878, 17132284, 22403756, 72812207, 145624414, 291248828]

約数ペア:

[(1, 291248828), (2, 145624414), (4, 72812207), (13, 22403756), (17, 17132284), (26, 11201878), (34, 8566142), (52, 5600939), (68, 4283071), (221, 1317868), (442, 658934), (571, 510068), (577, 504764), (884, 329467), (1142, 255034), (1154, 252382), (2284, 127517), (2308, 126191), (7423, 39236), (7501, 38828), (9707, 30004), (9809, 29692), (14846, 19618), (15002, 19414)]