645158349

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:287

約数の個数: 72

約数和(自身を含む): 1082145792

約数和(自身を除く): 436987443

約数列:

[1, 3, 9, 11, 23, 33, 69, 97, 99, 127, 207, 253, 291, 381, 529, 759, 873, 1067, 1143, 1397, 1587, 2231, 2277, 2921, 3201, 4191, 4761, 5819, 6693, 8763, 9603, 12319, 12573, 17457, 20079, 24541, 26289, 32131, 36957, 51313, 52371, 67183, 73623, 96393, 110871, 135509, 153939, 201549, 220869, 283337, 289179, 406527, 461817, 564443, 604647, 739013, 850011, 1219581, 1693329, 2217039, 2550033, 3116707, 5079987, 6516751, 6651117, 9350121, 19550253, 28050363, 58650759, 71684261, 215052783, 645158349]

約数ペア:

[(1, 645158349), (3, 215052783), (9, 71684261), (11, 58650759), (23, 28050363), (33, 19550253), (69, 9350121), (97, 6651117), (99, 6516751), (127, 5079987), (207, 3116707), (253, 2550033), (291, 2217039), (381, 1693329), (529, 1219581), (759, 850011), (873, 739013), (1067, 604647), (1143, 564443), (1397, 461817), (1587, 406527), (2231, 289179), (2277, 283337), (2921, 220869), (3201, 201549), (4191, 153939), (4761, 135509), (5819, 110871), (6693, 96393), (8763, 73623), (9603, 67183), (12319, 52371), (12573, 51313), (17457, 36957), (20079, 32131), (24541, 26289)]