291240474

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:316

約数の個数: 128

約数和(自身を含む): 739000320

約数和(自身を除く): 447759846

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 31, 38, 42, 57, 61, 62, 93, 114, 122, 133, 183, 186, 193, 217, 266, 366, 386, 399, 427, 434, 579, 589, 651, 798, 854, 1158, 1159, 1178, 1281, 1302, 1351, 1767, 1891, 2318, 2562, 2702, 3477, 3534, 3667, 3782, 4053, 4123, 5673, 5983, 6954, 7334, 8106, 8113, 8246, 11001, 11346, 11773, 11966, 12369, 13237, 16226, 17949, 22002, 23546, 24339, 24738, 25669, 26474, 35319, 35898, 35929, 39711, 41881, 48678, 51338, 70638, 71858, 77007, 79422, 82411, 83762, 107787, 113677, 125643, 154014, 164822, 215574, 223687, 227354, 247233, 251286, 251503, 341031, 364963, 447374, 494466, 503006, 671061, 682062, 729926, 754509, 795739, 1094889, 1342122, 1509018, 1565809, 1591478, 2189778, 2387217, 2554741, 3131618, 4697427, 4774434, 5109482, 6934297, 7664223, 9394854, 13868594, 15328446, 20802891, 41605782, 48540079, 97080158, 145620237, 291240474]

約数ペア:

[(1, 291240474), (2, 145620237), (3, 97080158), (6, 48540079), (7, 41605782), (14, 20802891), (19, 15328446), (21, 13868594), (31, 9394854), (38, 7664223), (42, 6934297), (57, 5109482), (61, 4774434), (62, 4697427), (93, 3131618), (114, 2554741), (122, 2387217), (133, 2189778), (183, 1591478), (186, 1565809), (193, 1509018), (217, 1342122), (266, 1094889), (366, 795739), (386, 754509), (399, 729926), (427, 682062), (434, 671061), (579, 503006), (589, 494466), (651, 447374), (798, 364963), (854, 341031), (1158, 251503), (1159, 251286), (1178, 247233), (1281, 227354), (1302, 223687), (1351, 215574), (1767, 164822), (1891, 154014), (2318, 125643), (2562, 113677), (2702, 107787), (3477, 83762), (3534, 82411), (3667, 79422), (3782, 77007), (4053, 71858), (4123, 70638), (5673, 51338), (5983, 48678), (6954, 41881), (7334, 39711), (8106, 35929), (8113, 35898), (8246, 35319), (11001, 26474), (11346, 25669), (11773, 24738), (11966, 24339), (12369, 23546), (13237, 22002), (16226, 17949)]