200975901

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1531}}^1$

素因数の和:1614

約数の個数: 48

約数和(自身を含む): 335324160

約数和(自身を除く): 134348259

約数列:

[1, 3, 7, 19, 21, 47, 49, 57, 133, 141, 147, 329, 399, 893, 931, 987, 1531, 2303, 2679, 2793, 4593, 6251, 6909, 10717, 18753, 29089, 32151, 43757, 71957, 75019, 87267, 131271, 203623, 215871, 225057, 503699, 610869, 1367183, 1425361, 1511097, 3525893, 4101549, 4276083, 9570281, 10577679, 28710843, 66991967, 200975901]

約数ペア:

[(1, 200975901), (3, 66991967), (7, 28710843), (19, 10577679), (21, 9570281), (47, 4276083), (49, 4101549), (57, 3525893), (133, 1511097), (141, 1425361), (147, 1367183), (329, 610869), (399, 503699), (893, 225057), (931, 215871), (987, 203623), (1531, 131271), (2303, 87267), (2679, 75019), (2793, 71957), (4593, 43757), (6251, 32151), (6909, 29089), (10717, 18753)]