49896252

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{509}}^1$

素因数の和:915

約数の個数: 72

約数和(自身を含む): 144799200

約数和(自身を除く): 94902948

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 389, 509, 778, 1018, 1167, 1527, 1556, 2036, 2334, 2723, 3054, 3501, 3563, 4581, 4668, 5446, 6108, 7002, 7126, 8169, 9162, 10689, 10892, 14004, 14252, 16338, 18324, 21378, 24507, 32067, 32676, 42756, 49014, 64134, 98028, 128268, 198001, 396002, 594003, 792004, 1188006, 1386007, 1782009, 2376012, 2772014, 3564018, 4158021, 5544028, 7128036, 8316042, 12474063, 16632084, 24948126, 49896252]

約数ペア:

[(1, 49896252), (2, 24948126), (3, 16632084), (4, 12474063), (6, 8316042), (7, 7128036), (9, 5544028), (12, 4158021), (14, 3564018), (18, 2772014), (21, 2376012), (28, 1782009), (36, 1386007), (42, 1188006), (63, 792004), (84, 594003), (126, 396002), (252, 198001), (389, 128268), (509, 98028), (778, 64134), (1018, 49014), (1167, 42756), (1527, 32676), (1556, 32067), (2036, 24507), (2334, 21378), (2723, 18324), (3054, 16338), (3501, 14252), (3563, 14004), (4581, 10892), (4668, 10689), (5446, 9162), (6108, 8169), (7002, 7126)]