499954335

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{503}}^1$

素因数の和:644

約数の個数: 64

約数和(自身を含む): 868589568

約数和(自身を除く): 368635233

約数列:

[1, 3, 5, 15, 23, 43, 67, 69, 115, 129, 201, 215, 335, 345, 503, 645, 989, 1005, 1509, 1541, 2515, 2881, 2967, 4623, 4945, 7545, 7705, 8643, 11569, 14405, 14835, 21629, 23115, 33701, 34707, 43215, 57845, 64887, 66263, 101103, 108145, 168505, 173535, 198789, 324435, 331315, 497467, 505515, 775123, 993945, 1449143, 1492401, 2325369, 2487335, 3875615, 4347429, 7245715, 7462005, 11626845, 21737145, 33330289, 99990867, 166651445, 499954335]

約数ペア:

[(1, 499954335), (3, 166651445), (5, 99990867), (15, 33330289), (23, 21737145), (43, 11626845), (67, 7462005), (69, 7245715), (115, 4347429), (129, 3875615), (201, 2487335), (215, 2325369), (335, 1492401), (345, 1449143), (503, 993945), (645, 775123), (989, 505515), (1005, 497467), (1509, 331315), (1541, 324435), (2515, 198789), (2881, 173535), (2967, 168505), (4623, 108145), (4945, 101103), (7545, 66263), (7705, 64887), (8643, 57845), (11569, 43215), (14405, 34707), (14835, 33701), (21629, 23115)]