31871928

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 94348800

約数和(自身を除く): 62476872

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 23, 24, 29, 33, 44, 46, 58, 66, 69, 87, 88, 92, 116, 132, 138, 174, 181, 184, 232, 253, 264, 276, 319, 348, 362, 506, 543, 552, 638, 667, 696, 724, 759, 957, 1012, 1086, 1276, 1334, 1448, 1518, 1914, 1991, 2001, 2024, 2172, 2552, 2668, 3036, 3828, 3982, 4002, 4163, 4344, 5249, 5336, 5973, 6072, 7337, 7656, 7964, 8004, 8326, 10498, 11946, 12489, 14674, 15747, 15928, 16008, 16652, 20996, 22011, 23892, 24978, 29348, 31494, 33304, 41992, 44022, 45793, 47784, 49956, 57739, 58696, 62988, 88044, 91586, 99912, 115478, 120727, 125976, 137379, 173217, 176088, 183172, 230956, 241454, 274758, 346434, 362181, 366344, 461912, 482908, 549516, 692868, 724362, 965816, 1099032, 1327997, 1385736, 1448724, 2655994, 2897448, 3983991, 5311988, 7967982, 10623976, 15935964, 31871928]

約数ペア:

[(1, 31871928), (2, 15935964), (3, 10623976), (4, 7967982), (6, 5311988), (8, 3983991), (11, 2897448), (12, 2655994), (22, 1448724), (23, 1385736), (24, 1327997), (29, 1099032), (33, 965816), (44, 724362), (46, 692868), (58, 549516), (66, 482908), (69, 461912), (87, 366344), (88, 362181), (92, 346434), (116, 274758), (132, 241454), (138, 230956), (174, 183172), (181, 176088), (184, 173217), (232, 137379), (253, 125976), (264, 120727), (276, 115478), (319, 99912), (348, 91586), (362, 88044), (506, 62988), (543, 58696), (552, 57739), (638, 49956), (667, 47784), (696, 45793), (724, 44022), (759, 41992), (957, 33304), (1012, 31494), (1086, 29348), (1276, 24978), (1334, 23892), (1448, 22011), (1518, 20996), (1914, 16652), (1991, 16008), (2001, 15928), (2024, 15747), (2172, 14674), (2552, 12489), (2668, 11946), (3036, 10498), (3828, 8326), (3982, 8004), (4002, 7964), (4163, 7656), (4344, 7337), (5249, 6072), (5336, 5973)]