128984128

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22147}}^1$

素因数の和:22179

約数の個数: 56

約数和(自身を含む): 315033152

約数和(自身を除く): 186049024

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 448, 728, 832, 1456, 2912, 5824, 22147, 44294, 88588, 155029, 177176, 287911, 310058, 354352, 575822, 620116, 708704, 1151644, 1240232, 1417408, 2015377, 2303288, 2480464, 4030754, 4606576, 4960928, 8061508, 9213152, 9921856, 16123016, 18426304, 32246032, 64492064, 128984128]

約数ペア:

[(1, 128984128), (2, 64492064), (4, 32246032), (7, 18426304), (8, 16123016), (13, 9921856), (14, 9213152), (16, 8061508), (26, 4960928), (28, 4606576), (32, 4030754), (52, 2480464), (56, 2303288), (64, 2015377), (91, 1417408), (104, 1240232), (112, 1151644), (182, 708704), (208, 620116), (224, 575822), (364, 354352), (416, 310058), (448, 287911), (728, 177176), (832, 155029), (1456, 88588), (2912, 44294), (5824, 22147)]