15721682984

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{170873}}^1$

素因数の和:170970

約数の個数: 64

約数和(自身を含む): 35432432640

約数和(自身を除く): 19710749656

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 53, 56, 62, 106, 124, 212, 217, 248, 371, 424, 434, 742, 868, 1484, 1643, 1736, 2968, 3286, 6572, 11501, 13144, 23002, 46004, 92008, 170873, 341746, 683492, 1196111, 1366984, 2392222, 4784444, 5297063, 9056269, 9568888, 10594126, 18112538, 21188252, 36225076, 37079441, 42376504, 63393883, 72450152, 74158882, 126787766, 148317764, 253575532, 280744339, 296635528, 507151064, 561488678, 1122977356, 1965210373, 2245954712, 3930420746, 7860841492, 15721682984]

約数ペア:

[(1, 15721682984), (2, 7860841492), (4, 3930420746), (7, 2245954712), (8, 1965210373), (14, 1122977356), (28, 561488678), (31, 507151064), (53, 296635528), (56, 280744339), (62, 253575532), (106, 148317764), (124, 126787766), (212, 74158882), (217, 72450152), (248, 63393883), (371, 42376504), (424, 37079441), (434, 36225076), (742, 21188252), (868, 18112538), (1484, 10594126), (1643, 9568888), (1736, 9056269), (2968, 5297063), (3286, 4784444), (6572, 2392222), (11501, 1366984), (13144, 1196111), (23002, 683492), (46004, 341746), (92008, 170873)]