31902472

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:131

約数の個数: 128

約数和(自身を含む): 79626240

約数和(自身を除く): 47723768

約数列:

[1, 2, 4, 7, 8, 14, 17, 23, 28, 31, 34, 46, 47, 56, 62, 68, 92, 94, 119, 124, 136, 161, 184, 188, 217, 238, 248, 322, 329, 376, 391, 434, 476, 527, 644, 658, 713, 782, 799, 868, 952, 1054, 1081, 1288, 1316, 1426, 1457, 1564, 1598, 1736, 2108, 2162, 2632, 2737, 2852, 2914, 3128, 3196, 3689, 4216, 4324, 4991, 5474, 5593, 5704, 5828, 6392, 7378, 7567, 8648, 9982, 10199, 10948, 11186, 11656, 12121, 14756, 15134, 18377, 19964, 20398, 21896, 22372, 24242, 24769, 29512, 30268, 33511, 36754, 39928, 40796, 44744, 48484, 49538, 60536, 67022, 73508, 81592, 84847, 96968, 99076, 128639, 134044, 147016, 169694, 173383, 198152, 234577, 257278, 268088, 339388, 346766, 469154, 514556, 569687, 678776, 693532, 938308, 1029112, 1139374, 1387064, 1876616, 2278748, 3987809, 4557496, 7975618, 15951236, 31902472]

約数ペア:

[(1, 31902472), (2, 15951236), (4, 7975618), (7, 4557496), (8, 3987809), (14, 2278748), (17, 1876616), (23, 1387064), (28, 1139374), (31, 1029112), (34, 938308), (46, 693532), (47, 678776), (56, 569687), (62, 514556), (68, 469154), (92, 346766), (94, 339388), (119, 268088), (124, 257278), (136, 234577), (161, 198152), (184, 173383), (188, 169694), (217, 147016), (238, 134044), (248, 128639), (322, 99076), (329, 96968), (376, 84847), (391, 81592), (434, 73508), (476, 67022), (527, 60536), (644, 49538), (658, 48484), (713, 44744), (782, 40796), (799, 39928), (868, 36754), (952, 33511), (1054, 30268), (1081, 29512), (1288, 24769), (1316, 24242), (1426, 22372), (1457, 21896), (1564, 20398), (1598, 19964), (1736, 18377), (2108, 15134), (2162, 14756), (2632, 12121), (2737, 11656), (2852, 11186), (2914, 10948), (3128, 10199), (3196, 9982), (3689, 8648), (4216, 7567), (4324, 7378), (4991, 6392), (5474, 5828), (5593, 5704)]