291218092

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:743

約数の個数: 96

約数和(自身を含む): 640604160

約数和(自身を除く): 349386068

約数列:

[1, 2, 4, 11, 17, 19, 22, 31, 34, 38, 44, 62, 68, 76, 124, 187, 209, 323, 341, 374, 418, 527, 589, 646, 661, 682, 748, 836, 1054, 1178, 1292, 1322, 1364, 2108, 2356, 2644, 3553, 5797, 6479, 7106, 7271, 10013, 11237, 11594, 12559, 12958, 14212, 14542, 20026, 20491, 22474, 23188, 25118, 25916, 29084, 40052, 40982, 44948, 50236, 81964, 110143, 123607, 138149, 213503, 220286, 225401, 247214, 276298, 348347, 389329, 427006, 440572, 450802, 494428, 552596, 696694, 778658, 854012, 901604, 1393388, 1557316, 2348533, 3831817, 4282619, 4697066, 6618593, 7663634, 8565238, 9394132, 13237186, 15327268, 17130476, 26474372, 72804523, 145609046, 291218092]

約数ペア:

[(1, 291218092), (2, 145609046), (4, 72804523), (11, 26474372), (17, 17130476), (19, 15327268), (22, 13237186), (31, 9394132), (34, 8565238), (38, 7663634), (44, 6618593), (62, 4697066), (68, 4282619), (76, 3831817), (124, 2348533), (187, 1557316), (209, 1393388), (323, 901604), (341, 854012), (374, 778658), (418, 696694), (527, 552596), (589, 494428), (646, 450802), (661, 440572), (682, 427006), (748, 389329), (836, 348347), (1054, 276298), (1178, 247214), (1292, 225401), (1322, 220286), (1364, 213503), (2108, 138149), (2356, 123607), (2644, 110143), (3553, 81964), (5797, 50236), (6479, 44948), (7106, 40982), (7271, 40052), (10013, 29084), (11237, 25916), (11594, 25118), (12559, 23188), (12958, 22474), (14212, 20491), (14542, 20026)]