31488049131

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{179}}^1\times {\mathrm{647}}^1$

素因数の和:965

約数の個数: 96

約数和(自身を含む): 53613342720

約数和(自身を除く): 22125293589

約数列:

[1, 3, 7, 11, 21, 33, 77, 107, 121, 179, 231, 321, 363, 537, 647, 749, 847, 1177, 1253, 1941, 1969, 2247, 2541, 3531, 3759, 4529, 5907, 7117, 8239, 12947, 13587, 13783, 19153, 21351, 21659, 24717, 38841, 41349, 49819, 57459, 64977, 69229, 78287, 90629, 115813, 134071, 149457, 151613, 207687, 210683, 234861, 271887, 347439, 402213, 454839, 484603, 548009, 632049, 761519, 810691, 1273943, 1453809, 1474781, 1644027, 2284557, 2317513, 2432073, 3821829, 4424343, 5330633, 6952539, 8376709, 8917601, 12391991, 14013373, 15991899, 16222591, 25130127, 26752803, 37175973, 42040119, 48667773, 58636963, 86743937, 98093611, 136311901, 175910889, 260231811, 294280833, 408935703, 954183307, 1499430911, 2862549921, 4498292733, 10496016377, 31488049131]

約数ペア:

[(1, 31488049131), (3, 10496016377), (7, 4498292733), (11, 2862549921), (21, 1499430911), (33, 954183307), (77, 408935703), (107, 294280833), (121, 260231811), (179, 175910889), (231, 136311901), (321, 98093611), (363, 86743937), (537, 58636963), (647, 48667773), (749, 42040119), (847, 37175973), (1177, 26752803), (1253, 25130127), (1941, 16222591), (1969, 15991899), (2247, 14013373), (2541, 12391991), (3531, 8917601), (3759, 8376709), (4529, 6952539), (5907, 5330633), (7117, 4424343), (8239, 3821829), (12947, 2432073), (13587, 2317513), (13783, 2284557), (19153, 1644027), (21351, 1474781), (21659, 1453809), (24717, 1273943), (38841, 810691), (41349, 761519), (49819, 632049), (57459, 548009), (64977, 484603), (69229, 454839), (78287, 402213), (90629, 347439), (115813, 271887), (134071, 234861), (149457, 210683), (151613, 207687)]