349883919

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{1747}}^1$

素因数の和:1805

約数の個数: 72

約数和(自身を含む): 669721728

約数和(自身を除く): 319837809

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 119, 153, 187, 231, 289, 357, 561, 693, 867, 1071, 1309, 1683, 1747, 2023, 2601, 3179, 3927, 5241, 6069, 9537, 11781, 12229, 15723, 18207, 19217, 22253, 28611, 29699, 36687, 57651, 66759, 89097, 110061, 134519, 172953, 200277, 207893, 267291, 326689, 403557, 504883, 623679, 980067, 1210671, 1514649, 1871037, 2286823, 2940201, 3534181, 4543947, 5553713, 6860469, 10602543, 16661139, 20581407, 31807629, 38875991, 49983417, 116627973, 349883919]

約数ペア:

[(1, 349883919), (3, 116627973), (7, 49983417), (9, 38875991), (11, 31807629), (17, 20581407), (21, 16661139), (33, 10602543), (51, 6860469), (63, 5553713), (77, 4543947), (99, 3534181), (119, 2940201), (153, 2286823), (187, 1871037), (231, 1514649), (289, 1210671), (357, 980067), (561, 623679), (693, 504883), (867, 403557), (1071, 326689), (1309, 267291), (1683, 207893), (1747, 200277), (2023, 172953), (2601, 134519), (3179, 110061), (3927, 89097), (5241, 66759), (6069, 57651), (9537, 36687), (11781, 29699), (12229, 28611), (15723, 22253), (18207, 19217)]