915093712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1021}}^1$

素因数の和:1212

約数の個数: 80

約数和(自身を含む): 1987095040

約数和(自身を除く): 1072001328

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 139, 208, 248, 278, 403, 496, 556, 806, 1021, 1112, 1612, 1807, 2042, 2224, 3224, 3614, 4084, 4309, 6448, 7228, 8168, 8618, 13273, 14456, 16336, 17236, 26546, 28912, 31651, 34472, 53092, 56017, 63302, 68944, 106184, 112034, 126604, 141919, 212368, 224068, 253208, 283838, 411463, 448136, 506416, 567676, 822926, 896272, 1135352, 1645852, 1844947, 2270704, 3291704, 3689894, 4399489, 6583408, 7379788, 8798978, 14759576, 17597956, 29519152, 35195912, 57193357, 70391824, 114386714, 228773428, 457546856, 915093712]

約数ペア:

[(1, 915093712), (2, 457546856), (4, 228773428), (8, 114386714), (13, 70391824), (16, 57193357), (26, 35195912), (31, 29519152), (52, 17597956), (62, 14759576), (104, 8798978), (124, 7379788), (139, 6583408), (208, 4399489), (248, 3689894), (278, 3291704), (403, 2270704), (496, 1844947), (556, 1645852), (806, 1135352), (1021, 896272), (1112, 822926), (1612, 567676), (1807, 506416), (2042, 448136), (2224, 411463), (3224, 283838), (3614, 253208), (4084, 224068), (4309, 212368), (6448, 141919), (7228, 126604), (8168, 112034), (8618, 106184), (13273, 68944), (14456, 63302), (16336, 56017), (17236, 53092), (26546, 34472), (28912, 31651)]