200851821

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 331029504

約数和(自身を除く): 130177683

約数列:

[1, 3, 9, 17, 31, 47, 51, 53, 93, 141, 153, 159, 279, 289, 423, 477, 527, 799, 867, 901, 1457, 1581, 1643, 2397, 2491, 2601, 2703, 4371, 4743, 4929, 7191, 7473, 8109, 8959, 13113, 13583, 14787, 15317, 22419, 24769, 26877, 27931, 40749, 42347, 45951, 74307, 77221, 80631, 83793, 122247, 127041, 137853, 222921, 231663, 251379, 381123, 421073, 474827, 694989, 719899, 1263219, 1312757, 1424481, 2159697, 3789657, 3938271, 4273443, 6479091, 11814813, 22316869, 66950607, 200851821]

約数ペア:

[(1, 200851821), (3, 66950607), (9, 22316869), (17, 11814813), (31, 6479091), (47, 4273443), (51, 3938271), (53, 3789657), (93, 2159697), (141, 1424481), (153, 1312757), (159, 1263219), (279, 719899), (289, 694989), (423, 474827), (477, 421073), (527, 381123), (799, 251379), (867, 231663), (901, 222921), (1457, 137853), (1581, 127041), (1643, 122247), (2397, 83793), (2491, 80631), (2601, 77221), (2703, 74307), (4371, 45951), (4743, 42347), (4929, 40749), (7191, 27931), (7473, 26877), (8109, 24769), (8959, 22419), (13113, 15317), (13583, 14787)]