977797988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{19289}}^1$

素因数の和:19364

約数の個数: 48

約数和(自身を含む): 1944432000

約数和(自身を除く): 966634012

約数列:

[1, 2, 4, 19, 23, 29, 38, 46, 58, 76, 92, 116, 437, 551, 667, 874, 1102, 1334, 1748, 2204, 2668, 12673, 19289, 25346, 38578, 50692, 77156, 366491, 443647, 559381, 732982, 887294, 1118762, 1465964, 1774588, 2237524, 8429293, 10628239, 12865763, 16858586, 21256478, 25731526, 33717172, 42512956, 51463052, 244449497, 488898994, 977797988]

約数ペア:

[(1, 977797988), (2, 488898994), (4, 244449497), (19, 51463052), (23, 42512956), (29, 33717172), (38, 25731526), (46, 21256478), (58, 16858586), (76, 12865763), (92, 10628239), (116, 8429293), (437, 2237524), (551, 1774588), (667, 1465964), (874, 1118762), (1102, 887294), (1334, 732982), (1748, 559381), (2204, 443647), (2668, 366491), (12673, 77156), (19289, 50692), (25346, 38578)]