16240406

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 33022080

約数和(自身を除く): 16781674

約数列:

[1, 2, 7, 13, 14, 17, 26, 29, 34, 58, 91, 119, 181, 182, 203, 221, 238, 362, 377, 406, 442, 493, 754, 986, 1267, 1547, 2353, 2534, 2639, 3077, 3094, 3451, 4706, 5249, 5278, 6154, 6409, 6902, 10498, 12818, 16471, 21539, 32942, 36743, 40001, 43078, 44863, 68237, 73486, 80002, 89233, 89726, 136474, 178466, 280007, 477659, 560014, 624631, 955318, 1160029, 1249262, 2320058, 8120203, 16240406]

約数ペア:

[(1, 16240406), (2, 8120203), (7, 2320058), (13, 1249262), (14, 1160029), (17, 955318), (26, 624631), (29, 560014), (34, 477659), (58, 280007), (91, 178466), (119, 136474), (181, 89726), (182, 89233), (203, 80002), (221, 73486), (238, 68237), (362, 44863), (377, 43078), (406, 40001), (442, 36743), (493, 32942), (754, 21539), (986, 16471), (1267, 12818), (1547, 10498), (2353, 6902), (2534, 6409), (2639, 6154), (3077, 5278), (3094, 5249), (3451, 4706)]