249551403

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{349}}^1$

素因数の和:659

約数の個数: 32

約数和(自身を含む): 357772800

約数和(自身を除く): 108221397

約数列:

[1, 3, 23, 43, 69, 129, 241, 349, 723, 989, 1047, 2967, 5543, 8027, 10363, 15007, 16629, 24081, 31089, 45021, 84109, 238349, 252327, 345161, 715047, 1035483, 1934507, 3616687, 5803521, 10850061, 83183801, 249551403]

約数ペア:

[(1, 249551403), (3, 83183801), (23, 10850061), (43, 5803521), (69, 3616687), (129, 1934507), (241, 1035483), (349, 715047), (723, 345161), (989, 252327), (1047, 238349), (2967, 84109), (5543, 45021), (8027, 31089), (10363, 24081), (15007, 16629)]